The dude ranch operated by Marion's Uncle Ben is in danger of being taken over by crooked neighbor H.R. Buchanan; so the Cunninghams set off for Colorado to come to the rescue; with Potsie, Ralph, Al and Fonzie all in tow.

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The gang needs to come up with enough money in five days to save the ranch, and they enter the 7th Annual Bar-A-Rodeo to try to win the prize money to defray the payment.

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Absent: Scott Baio as Chachi Arcola.

With the deadline for payment looming, the gang is still trying to raise the money to save Uncle Ben's Colorado ranch. In a desperate last-ditch effort—and trying to reassert his coolness—Fonzie volunteers to try to ride a killer bull for the $1,000 prize money.

Absent: Scott Baio as Chachi Arcola.

When Al accidentally strikes him on the head with a metal tray, Fonzie loses his sight. With the possibility of his blindness being permanent, Fonzie struggles to come to terms with it; but Richie is determined to make his friend face the situation and revive his morale. So he has Potsie and Ralph take apart Fonzie's motorcycle, and leaves a helpless Fonzie in his apartment to conquer his blindness and repair the motorcycle, which he ultimately does.

Absent: Scott Baio as Chachi Arcola.

Richie concocts a cover story to tell Lori Beth when he's actually escorting a baton twirler to the fraternity dance. Does this mean the end of their relationship?

Absent: Scott Baio as Chachi Arcola.

Fonzie has developed a very close bond with Bobby, the young son of his latest flame Peggy. But when Peggy tells Fonzie that she plans to try to patch up the relationship with her estranged husband (Bruce Weitz), Fonzie must face not seeing Peggy's son anymore.

Absent: Scott Baio as Chachi Arcola.

A party is planned for Joanie's sixteenth birthday. Everyone except Marion is pleased that she intends to date high school football star Tip Corrigan, until Joanie finds that he is a liar and a cheat. With the big party looming, will she be able to find her dream date in time?

Note: Although out of order, this was the first episode of the season produced.

Absent: Scott Baio as Chachi Arcola.

When Richie begins a writing project on people's phobias; he, Potsie, and Ralph visit an eccentric Austrian professor (Leon Askin) to try to cure Ralph's numerous neuroses. When the professor predicts an imminent tornado, Ralph panics—until the professor hypnotizes him, bringing out a completely different side of Ralph's personality.

Absent: Scott Baio as Chachi Arcola.

In the season's Halloween episode, Al is cowering in terror at a curse he believes he has received from an old lady. So at Fonzie's suggestion; Richie, Ralph, and Potsie arrange a mock exorcism to banish Al's demons.

Absent: Scott Baio as Chachi Arcola.

Al is thinking about taking on a partner to create an Arnold's franchise, but his supposed partner turns out to be a gangster who, with his henchmen, try to intimidate Al into signing them up as partners whether he likes it or not. Fonzie and the gang try to come up with a plan to put the goons out of business.

Absent: Scott Baio as Chachi Arcola.

Side note: Episode aired on Friday instead of Tuesday.

Fonzie becomes convinced that he is allergic to girls, and decides to give up his dating life. Richie tries to find a cure to help his best friend get back to normal.

Side note: This episode marks the first time Chachi appears this season. Scott Baio is billed as Chachi Arcola for the first time in the closing credits; a variant of the opening credits featuring Baio would be introduced later in the season.

Upset that the family is set on watching football on television at Thanksgiving instead of celebrating in a more traditional manner, Marion tells the story of the first Thanksgiving with the cast playing various historical characters.

Absent: Scott Baio as Chachi Arcola.

After Richie is mistakenly arrested for being the "kissing bandit," Fonzie helps him set a trap to expose the real culprit.

Absent: Scott Baio as Chachi Arcola.

Howard and Al have a big magic act booked for their lodge meeting. But when the magician is injured, who will take his place?

Absent: Scott Baio as Chachi Arcola.

Richie is running for student council president, but is unwittingly photographed in a compromising position at a massage parlor. Ralph and Potsie devise a plan to get the potentially scandalous photo back from Richie's election rival—but are they doing the right thing?

Absent: Scott Baio as Chachi Arcola.

It's Christmas 1960, and Fonzie refuses to accept a Christmas gift that arrived from his estranged father.

Absent: Scott Baio as Chachi Arcola.

When Joanie starts smoking to retain her membership in a club called the Magnets, both Richie and Howard try to convince her to stop, but to no avail. Fonzie is then called upon to intervene and break Joanie's nasty habit.

Absent: Scott Baio as Chachi Arcola.

Richie, in the guise of a magazine agony aunt, gives Ralph and Potsie some bad advice, which leads to the pair falling out and dividing their apartment in half.

Leather Tuscadero and the band audition for a popular television music show. They are turned down, whereupon their song is stolen and performed by another band. The gang hatches a plan to make things right.

It's Howard and Marion's 23rd wedding anniversary, but what should be a happy event is spoiled by the couple falling out. Richie and Joanie have arranged for them to go away on a second honeymoon, but will it be enough to turn the situation around?

Leather and Ralph, both lonely and lovelorn, agree to go on a date with each other to a big upcoming party. Leather is concerned that her image turns men off, and asks Marion for some lessons in how to be a lady. Meanwhile, Ralph tries hard to lose his humorous image.

Note: Final appearance of Suzi Quatro as Leather Tuscadero.

Fonzie finds a stack of $100 bills in a hearse he is repairing and turns it in to the police, unaware that he is treading on the toes of local crime lord, the "Candyman," who vows to get even.

With Fonzie believed to be dead by the Candyman and his goons, and Ralph and Potsie kidnapped; Richie and company devise a plan to put the criminals out of business by faking Fonzie's funeral.

Note: This episode features guest appearances by Arnold (Pat Morita) and a number of Laverne & Shirley cast members, who attend Fonzie's "funeral."

Mork returns from 1979 to revisit Richie, this time to learn about the human concept of friendship in the 1950s from Richie's memories, which are shown through clips from past episodes.

Note: Although out of order, this was the last episode of the season produced.

A French fencing champion comes to stay with the Cunninghams, and offends many with his rude attitude. But when he insults America—and Joanie—Fonzie reveals that he is a "black belt" in fencing.

Chachi is swindled by a scam artist into buying a wax spray that turns out to be corrosive; damaging Al's tables, Potsie's hair, Richie's bowling ball, the Cunninghams' chairs, Lori Beth's shoes, and—worst of all—Fonzie's motorcycle seat. Richie and Fonzie plan to get even with the fraudster.

Absent: Donny Most as Ralph Malph; Erin Moran as Joanie Cunningham.

Worried about a big upcoming exam, and not helped by his ferocious professor, Potsie dramatically quits school. Fonzie comes up with an unorthodox way of helping him, to try to persuade him to take the exam. Guest Stars: James Millhollin and Allan Rich.

Note: Final appearance of Lorrie Mahaffey as Jennifer Jerome (Potsie's girlfriend).

Side note: This episode features the song "Pump Your Blood," performed by Anson Williams, which would later be used as an advertising jingle for St. Joseph's Aspirin.