A Birdo mistakes Toad for her missing baby and kidnaps him, thus Mario, Luigi and Princess Toadstool must rescue him while avoiding Koopa's attacks.

---

Mario and Luigi get an obsession with neatness and demonstrate to Nicole Eggert how to unclog a sink.

Mario, Luigi, Toad and Toadstool come to Cramalot and meet Mervin. Koopa has moved into the king's castle after his death and crowned himself King. Mario finds a golden plunger, but it gets taken by Koopa. They are taken to a dungeon, but luckily Mervin saves them, and gives Mario Excalibur. They then fight Koopa who gets defeated. The plot of the episode is based on the legendary British ruler King Arthur.

---

A young girl (Danica McKellar) arrives at Mario and Luigi's claiming to be an orphan without a family or a place to go, so the plumbers invite her in for a stay.

King Koopa kidnaps Princess Toadstool, and Mario, Luigi, and Toad are made outlaws by Mouser. They end up getting tricked into imprisonment. This episode is based on the film Butch Cassidy and the Sundance Kid.

---

Sgt. Slaughter has a broken "Steam-O-Matic" steam cabinet so he calls upon our favorite plumbers to fix it. Also guest-starring Joseph Griffo as mini Mario.

When Princess Toadstool winds up as the wench of an evil sultan, the Super Mario Bros. and Toad try to rescue her with the help of a bitter genie. This episode's plot is based upon the story of Aladdin.

---

Cousins Marianne and Luigeena come to visit after Mario accidentally blurts out that Lyle Alzado is eating lunch with them.

Mario and Luigi help a certain Mark Twang (based on Mark Twain) win a riverboat race against Koopa and save Princess Toadstool and Toad who were kidnapped.

---

Dr. Frankenstein (Eugene Liebowitz) asks Mario and Luigi to help him with his experiment in promising his monster (Craig Armstrong) a normal brain.

Koopa hosts a fake spaghetti dinner to trap Princess Toadstool and Toad, then forces the Super Mario Bros. to fight back Tryclyde.

---

A bop on Mario's head giving him amnesia forces Luigi to call in Dr. Sigmund Fruitcake (Larry Gelman) for help.

Mario and Luigi trade Princess Toadstool's cow for garbanzo beans. The beans grow into a beanstalk, leading the group to a castle in the sky owned by a giant Koopa. This episode's plot is based upon the fairytale of Jack and the Beanstalk.

---

A vampire (Jim Ward) arrives from Transylvania as a foreign exchange student.

Mario and friends are imprisoned by the obnoxious Queen Rotunda. After eating Mario's spicy ice cream, the queen accidentally drinks a love potion that makes her fall in love with Mario.

---

While preparing for an Elvis look-alike contest, Mario and Luigi get a visit from the real Elvis (Fred Travalena).

Mario and Luigi enter a BMX race against Mouser, Tryclyde, and a Koopa Troopa so that they can win the prize money.

---

Mario and Luigi's bossy mother (Captain Lou Albano) and aunt Luigeena (Danny Wells) come to visit.

Mario's group must free the natives of the planet Quirk from being Koopa's slaves. This episode's plot is based upon the film Star Trek II: The Wrath of Khan.

---

Alligator Dundee (Paul Elder) hunts for an alligator that's stuck in Mario's basement, to the gator's dismay.

While venturing through the Amazon Jungle to find a witch doctor, Mario, Luigi, and Toad are hit with itching powder.

---

As a birthday present from Mario, Luigi gets a free dance lesson from Shabba-Doo.

Mario and Luigi meet up with another lost plumber from Brooklyn, who offers them the chance to return home.

---

Cher (Pam Matteson) asks Mario and Luigi to baby-sit her pooch.

Koopa's road gang has stolen all the spaghetti sauce in Car Land, so Mario's group must work to get it back. This episode's plot is based upon the film Mad Max 2.

---

Mario's dream date from a computer system turns out to be an alien (Clare Carey).

Mario and Luigi retrain an out-of-shape hero so that he can reclaim the stolen "Great Balls of Fire" from Koopa. This episode is based on the legendary Greek hero Hercules.

---

David Horowitz interviews the Mario Bros. on worldwide television after they claim their Mario Bros. Clog Cleaner can dissolve any clog in three minutes or less.

Mario's group enter a castle in Turtlevania, where Koopa and his minions are all monsters. This episode's plot is based on the novel Dracula.

---

Magician Harry Blackstone Jr. visits Luigi.

While sailing on Captain Clump's ship, Blackbeard Koopa kidnaps Princess Toadstool in Pirate Waters, so that he can auction her off. After escaping from being eaten alive by Trouters, Mario and Luigi must pose as pirates in order to rescue her. This episode's plot is based on the opera performance of The Pirates of Penzance.

---

Luigi is asked to fix Magic Johnson's high school basketball trophy but Mario unknowingly throws it into the furnace.

Princess Toadstool falls into Koopa's Fountain of Youth and gets turned into a baby. Now Mario, Luigi and Toad must babysit her until they can find a way to get her back to her normal state. This episode's plot is based upon the film Three Men and a Baby.

---

Pam Matteson arrives in tears after losing her dog and asks Mario and Luigi to help get it back.

Mario becomes a detective to find the missing Herlock Solmes, and to stop Koopa from flooding the city of Victoria. The episode's plot is based upon the British legendary detective Sherlock Holmes.

---

The Grand Pooba of Plumbing (Marty Allen) arrives to announce Mario and Luigi have been elected Plumbers of the Year.

In order to free the Super Mario Bros. and the Mushroom People, Princess Toadstool agrees to marry Koopa, which would make him the legal ruler of the Mushroom Kingdom.

---

Mario and Luigi's hillbilly cousins make themselves too much at home and end up socializing with a girl named Ellie Mae (Donna Douglas).^{[lower-alpha 1]}

Koopa uses a flute to lure all the children of Pastaland into his castle.

---

Mario and Luigi use a plant growing antidote presented by a salesman (Gary Schwartz) to use on Mario's mother's dying plant (Patrick Dempsey).^[5]

Koopa tries to terrorize a mountain town with a robot monster, but winds up turning into a monster himself. This episode's plot is based upon the novel Frankenstein.

---

When the rest of her band is unavailable due to their flight being late, Susanna Ross (Regina Williams) stops by and asks the Mario Bros. to act as backup singers.

Mario and Luigi become spies to save Secret Agent James Blonde from Koopfinger. This episode's plot is based upon the film On Her Majesty's Secret Service.

---

A new pizza-making machine begins to take over Mario Brothers Plumbing. Ed Metzger plays as Einstein, and Phillip Clark provides the voice of the HAL 9001.

Romano and Joliet are unable to get married due to the feud going on between their fathers, which Koopa secretly started. This episode's plot is based upon the Shakespearean play Romeo and Juliet.

---

A schemer (Vic Dunlop), in order to get rich quick, pretends to be Mario and Luigi's missing brother.

Koopa and Fryguy use a fake volcano god to trick a tribe of islanders into sacrificing Princess.

---

Luigi buys a watch that runs backwards from a mysterious salesperson (Nedra Volz).

Mario's group teams up with Hooded Robin to reclaim all the gold coins that the Sheriff of Koopingham (Koopa) stole from a village. This episode's plot is based upon the British legendary outlaw Robin Hood.

---

A taste of spaghetti sauce with seeds in it causes Luigi to grow fruits and vegetables out of his body.

Koopa scares a seaside town into making him their ruler by using a mechanical sea monster to scare them. This episode's plot is based on the 1954 film 20,000 Leagues Under the Sea.

---

When a bat infests Mario Brothers Plumbing, an exterminator (Jim Ward) is called to deal with it.

Mario and friends must end a leprechaun's curse of bad luck by retrieving his pot of gold coins that was stolen by Koopa.

---

Rob Stone asks to stay with the Mario Bros. to hide from a mob of fans.

After eating Super Sushi, Koopa has grown enormous, and is terrorizing the city of Sayonara. This episode's plot is based on the film series Godzilla.

---

Mario and Luigi, anxious to find out what prize they won in a sweepstakes, consult a fortune teller (Kaye Ballard) for help.

Koopa kidnaps Santa Claus in order to ruin Christmas, and Princess Toadstool is angry at Toad for seemingly caring about his snowboard more than wanting to save Santa.

---

When a runaway boy (Brian Bonsall) plans to stay with the Marios's, the brothers recall a time in their youth.

Mario and Luigi take to the skies to stop Koopa and Lakitu from taking over Pastaland, with the help of a used magic carpet salesman whom Koopa had recently robbed.

---

A gorilla (Craig Armstrong) escapes from the circus and winds up invading Mario Brothers Plumbing.

Koopa and his henchmen acquire special hats which render them invulnerable. The plot of this episode is based on the TV series The Untouchables.

---

Mario and Luigi want to turn their apartment into a bed and breakfast, and pretend that George Washington (Ed Metzger) was once a guest.

Koopa takes over Rap Land and hypnotizes everyone into giving him their money.

---

Mario and Luigi discover they've been drafted by the military, and Sgt. Slaughter shows up to train them.

A Zorro-like hero saves Mario's group from Koopa. Mario and Luigi then have to save the mysterious hero from Koopa themselves.

---

Inspector Kleen (Gary Schwartz) from the board of sanitation comes to inspect Mario Brothers Plumbing.

Koopa has turned almost everyone in Pyramid Land into bricks for his new Koopinx, so Mario's group must find a way to rescue them. This episode is based on the film The Ten Commandments.

---

Vincent Van Gook (Larry Gelman) arrives to give Luigi art lessons.

Mario and co. help General Washingtoad free his Mushroom People from Koopa's Redcoats. This episode is based on Paul Revere's Midnight Ride.

---

When Tulio "the Wrench" becomes angry with Mario for asking his sister out, the brothers turn to help from Obi-Wan Cannoli (Arsenio Trinidad).

When Mario, Luigi and Toad are unable to rescue Princess Toadstool from Koopa and the Hammer Brothers, they try to fool him with a Koopa-shaped Trojan Horse.

---

The Marios strike oil and try to sell it to Ted Bull (Norman Fell).

Mario gets bitten by a venomous snake in Cavemanland. Luigi, Princess Toadstool and Toad learn that the only way to save him is to feed him a pizza, which they must make from scratch.

---

Mario and Luigi find a lost painting.

When Mario's group accidentally discovers a cavern full of gold coins, Koopa finds out and forces the local villagers and Toad to mine them all for himself.

---

Game show host Jim Lange comes to visit after a bonk on Luigi's head leads him to start acting like a game show host.

While trying to find the missing Elvin Parsley, Koopa kidnaps Princess Toadstool and forces her to be his girlfriend.

---

When the Marios win a contest, they must appear on Willy White's (Gary Owens) radio show the next day.

Mario retells the story of how he and Luigi became plumbers back in Brooklyn. This episode is referring to Police Academy films.
Note: This episode originally featured Huey Lewis and the News' cover "Workin' for a Livin'" during its original time slot,^[6] which was deemed too inappropriate for this show due to its use of profanity.

---

Soviet general secretary Mikhail Gorbachev (Martin Gardner) comes to Mario Brothers Plumbing after hearing they make the best pizza.

When Koopa kidnaps Princess Toadstool and Toad, Mario and Luigi turn to a karate master for help.

---

The brothers call in Tawny Tyler (Melanie Chartoff) to help them come up with an advertising jingle.

While trying to catch Koopa in Jungleland, Mario suffers from amnesia, and is convinced by an ape couple that he is their child. This episode's plot is based upon the novel Tarzan of the Apes.

---

Mario sets out to perform a series of tasks for Mr. Gibbel (Fred Travalena) of the Chippie Chipmunks to earn their "Chipmunk of the Month" award.

A wizard's potion intended to shrink Koopa is spilled by Toad, and ends up shrinking the Super Mario Bros instead. This episode's plot is based upon the film Honey, I Shrunk the Kids.

---

An argument between the brothers escalates until they are forced to call in a psychotherapist (Gary Schwartz) for help.

Princess Toadstool is delivering a basket of cake, soup and apple cider to Grandma Toadstool, but she is pursued by both Koopa and the Big Bad Wolf. This episode's plot is based upon the fairytale of Little Red Riding Hood.

---

The Queen of England, Elizabeth II (Vicki Bakken), is sick of being treated like royalty, so she visits Mario Brothers Plumbing.

When Koopa kidnaps Luigi, Princess Toadstool and Toad in Sudden Death Valley, Mario becomes the Provolone Ranger in order to save them. This episode's plot is based upon the TV series The Lone Ranger.

---

Mario and Luigi must babysit a fish for a fox hunter (Nedra Volz).

Posing as a judge, Koopa sentences Mario and Co to the prison of Koopatraz, where he is also the warden. Toad also finds his long lost grandfather. This episode's plot is based upon the film Escape from Alcatraz.

---

Luigi attempts to learn French in order to sound classier.

Mario's group tries to save Aqualand from Koopa's reign.

---

Baseball manager Tummy Lasanga arrives to sample Mario's meatballs for his restaurant.

Mario and Luigi finally return to Brooklyn, only to learn that Koopa is taking over the city.

---

The Marios become fed-up with the singing of would-be opera singer Mrs. Gammliss (voiced by Karen Hartman), who lives in their apartment building.

Mario and Co team up with the faceless Indiana Joe to try and recover a statue known as the Lost Mushroom. This episode's plot is based upon the film Raiders of the Lost Ark.

---

A letter from an old friend (Vanna White) convinces Mario that she intends to marry him.^[7]

When Koopa steals a town's magical statue that repels crocodiles, Mario and Luigi must retrieve it. This episode's plot is based upon the film Crocodile Dundee.

---

The brothers prepare for a visit by "Rowdy" Roddy Piper.

Mario's group has to stop Koopa before he destroys the planet of a Mushroom space colony. This episode's plot is based upon the film Star Wars Episode IV: A New Hope.

---

Santa Claus (Kort Falkenberg) appears at the Mario's home after his sled is stolen.

Koopa uses a robotic suit to kidnap Princess Toadstool and Toad. The suit's inventor then builds Mario and Luigi a suit of their own so they can fight Koopa. This episode's plot is based upon the film series RoboCop.

---

Cyndi Lauper, waiting to go on a picnic with Captain Lou Albano, gets a note from him with an important part of the note accidentally torn out.

King Koopa uses a Magic Wand to turn Cheatsy, Bigmouth, Bully, and Kooky into giant Ninja Koopas so they can capture Prince Hugo the Huge of Giant Land and turn him into a miniature poodle.

---

Kootie Pie Koopa hates all the elaborate presents her father and siblings supply at her Sweet Sixteen Birthday Party and demands that she be given Real World America as a gift.

Hip and Hop steal the golden mummy case of Prince Mushroom-khamen, a dead ringer for Mario, and awaken the wrath of Mommy Mummy Mushroomkhamen who tears up Desert Land in search of her kidnapped son.

---

King Koopa is siphoning off all the oil from Desertland to power his doomship. But when his Koopalings mess up and cross the oil pipes with the water pipes, things get really sticky.

Princess Toadstool is fed up with Koopa's antics and challenges him to try and win the Kingdom from her fair and square in a democratic election. Knowing that Koopa is too mean for anyone to vote for him, Kooky invents a potion to make Koopa nicer, winning over the citizens and threatening Toadstool's chances of winning the election.

---

Koopa announces that he is giving up being bad for good. He can't compete with the cleverness of the Princess and the Super Mario Brothers and as a gift of apology for his past behavior he gives The Princess the keys to Kastle Koopa.

The Princess goes on her very first vacation to the real world, in Hawaii, leaving Mario and Luigi in charge of the Mushroom Kingdom.

---

King Koopa and Kooky von Koopa travel back in time to prevent the Super Mario Brothers from discovering the Real World Brooklyn Warp Zone that first led them to the Mushroom Kingdom.

Kootie Pie and Big Mouth are convinced they are much too beautiful to be adopted. They set out to find their "real" father - no doubt a movie star - in Hollywood.

---

When Toad thinks he has lost the million gold coins the Princess had him deliver to the Mushroom Kingdom Orphanage, he desperately tries to recover the money by pitting his wrestling cousins, the Mushroom Marauder and Jake the Crusher Fungus, in a prize tag match against King Koopa's Sledge Brothers.

When Mario and Luigi get fed up with each other, Luigi soon finds himself having to save his brother from King Koopa and Kooky.

---

King Koopa brings TV hero Mighty Plumber to life and tricks him into robbing the Pipe Land Treasury.

Toad loses a magic wand to the Koopa Troop.

---

Mario and Luigi wind up babysitting a brat from Brooklyn who finds his way into the Mushroom Kingdom.

Mario, Luigi, Toad, and Princess Toadstool seek the Doom Dancer Music Box in Koopa's Castle, but when the Koopas find out, they go after it themselves.

---

Koopa kidnaps Milli Vanilli and forces them to perform exclusively for Kootie Pie.

Note: This episode was broadcast nearly three weeks before Milli Vanilli got busted for lip-syncing. It was edited for subsequent broadcast owing to the scandal.^[11]

When a real world family drives into the Mushroom Kingdom, the Mushroom People and the Koopas mistake them for aliens.

---

While wearing a Frog Suit, Mario almost drowns, but he is saved by Holly Mackerel, a mermaid princess. Holly falls in love with Mario and tries to marry him.

Koopa recruits a criminal from the Real World to teach the Koopalings how to commit crimes.

---

Hip and Hop turn Luigi and the King of Ice Land into dogs and run off to cause mayhem in Florida.

Kooky uses his new "Koopa-Doopa-Raiser Upper" machine to levitate everything in the Mushroom Kingdom to the sky.

---

After trapping the Super Mario Bros. and Toad in the Mushroom World, Koopa orders his kids each to take over one of Earth's seven continents leaving Princess Toadstool to thwart his plans.

Kooky and Cheatsy use a special paint to turn all the Mushroom People either red or blue and trick the two colors into hating each other.

---

When the Koopalings can't get away with dumping their trash in the Mushroom Kingdom, they warp it all to Brooklyn. The Koopa garbage is turning the citizens into "Koopa Zombies", so Mario and Luigi must figure out a way to recycle it all and stop Koopa from turning Brooklyn into "Kooplyn".

King Koopa and Kootie Pie terrorize Venice with the Doom Sub to warp the city to Koopa Kastle and turn it into a water park for Kootie Pie.

---

Kooky creates a magic pendant that grants King Koopa the ability to use power-ups like the Mario Bros., but it only works in the Real World. Koopa kidnaps Luigi to lure the others to Paris to defeat them.

Kootie Pie steals Mama Fireplant, the source of the cave people's fire, and Mario, Luigi, Princess Toadstool and Yoshi must go to Ice Land, where Yoshi must overcome his fear of water to rescue his friends and save Mama Fireplant from being frozen forever.

Mario "invents" the wheel, and the Cave People discover traffic jams and fender benders. Frustrated, they banish Mario and Luigi to Lava Land. Then Kooky von Koopa builds a gigantic "Big Foot" drawn by evil dinosaurs which King Koopa uses to terrorize the hopelessly gridlocked Cave People until Mario and Luigi escape and come to the rescue.

To feed his hungry evil dinosaurs, King Koopa lures the cave people to a prehistoric circus at the Neon Castle with his Flying Clown Head and Mario, Luigi, Princess Toadstool and Yoshi must rescue them. But only Mario escapes King Koopa's diabolical trap. He must battle the Flying Clown Head to rescue everyone else from becoming dinosaur snacks.

A Koopa Wizard captures Mario, Luigi, Princess Toadstool as they search for Oogtar, a brash cave kid who's lost in the Enchanted Forest. The Wizard imprisons our heroes in the dungeon of a Ghost House, and Yoshi must brave real and imagined terrors to rescue them.

Mario decides to bring Christmas to the Cave People. Luigi and Princess Toadstool make toys and wrap gifts, Mario dresses up as Santa Claus, and Yoshi pulls the "Cave-Sleigh". When King Koopa, Grinch-like, steals the bag with Oogtar inside, Mario must save Cave Christmas.

Note: This was the only Super Mario World episode to be released on VHS prior to 2007.

King Koopa opens a fast food stand serving Egg Scoopa Koopa sandwiches which are highly addictive, and turns his customers into Chickadactyls. Luckily, Mario hates eggs, so he doesn't eat any. It's up to him and Princess Toadstool to save Luigi, Yoshi and the cave people from becoming the main course in Koopa's newest culinary attraction: Fried Chickadactyl.

After being scolded by Mario and Luigi, Yoshi runs away and joins a motorcycle-riding evil dinosaur gang who use him to kidnap the Super Mario Brothers for King Koopa. When Yoshi finds out he was being played for a sucker, he enlists the help of Princess Toadstool and they ride to the rescue, culminating in a wild motocross through Lava Land.

Mario invents the telephone so the Cave People will have a 911 line for emergencies, but the Cave People spend all their time talking on the phone, and Dome City starts to fall apart from neglect. They're oblivious to everything, even a rampaging evil dinosaur. Mario must put Ma Bell out of order permanently and defeat the dinosaur.

Note: This is the first of the four later episodes where Tracey Moore's dialogues were recorded in 1% low pitch, which continued in "Gopher Bash", "Rock TV", and "A Little Learning".

Luigi teaches farming to the Cave People, with mixed results. When the crops grow, King Koopa's Nintendo Gophers steal all the crops and put Fire Plants and Piranha Plants in their place. Luigi must go to Lava land to defeat the Gophers and recover the crops.

King Koopa invents television, and the Cave People are crazy about it. He sells them TV sets to watch at home, but each TV contains a Koopa Wizard that casts an evil spell over them. With the Cave People under his control, Koopa puts the Marios on TV as the fall guys in Dinosaur Wrestling.

Note: This episode gained much notoriety when it aired for its depictions of television addiction. Then-President George H. W. Bush signed a deal to require educational content in children’s programming by the guidelines of Children's Television Act^[13] before NBC ended the Saturday morning lineup in Summer 1992.^[14]

When Luigi is turned into an egg and Yoshi mistakes him for a football, Yoshi leads Mario on a madcap chase through Dinosaur World. When the Koopas join in, it becomes the biggest, wildest football game of Mario's life. Yoshi catches on to the idea of teamwork and together, he and Mario save Luigi from being scrambled.

Princess Toadstool starts a school with Yoshi and Oogtar, and Hip & Hop (over King Koopa's objections) as her first students. The kids become sworn enemies and their desire for revenge culminates in a disastrous science fair that threatens to blow up the entire Dinosaur World.

Luigi tells Yoshi, in a flashback, how Luigi rescued Yoshi as an egg in the Dinosaur World, how Baby Yoshi thought Luigi was his mother, and how Baby Yoshi helped Luigi and Mario rescue Princess Toadstool from King Koopa.

Note: This episode gained a legacy following in later years, becoming one of the most popular sources for YouTube poop remix videos. A reanimated collab version was released on YouTube in 2017.^[15]