The Cunninghams and their friends go west to help run Marion's injured Uncle Ben's Colorado dude ranch, soon finding that they only have five days to pay the balance on a loan owed to nasty neighbor, H.R. Buchanan, to save it from foreclosure.
Pretty wrangler, Thunder McCoy, helps the Milwaukee city slickers stage the dude ranch's annual rodeo, planning to use the proceeds from the event to pay off the loan, while H.R. Buchanan lurks on the sidelines, hoping they'll fail.
Fonzie's new best friend is six-year-old Bobby, son of his girlfriend Peggy, whose husband abandoned them years earlier. Wrestling demons from his own past, Fonz faces an ethical dilemma when the father returns.
Committee co-chairmen Howard Cunningham and Al DelVecchio must somehow replace accidentally drunk magician, the Amazing Randi, star of the Leopard Lodge's annual Sunnyside Orphanage fund-raising dinner show.
Trying to save his reputation and his candidacy, Richie and his pals plan to steal the film that will soon be used to incriminate him after his sophomore class president opponent photographs him in a massage parlor.
A cold, snowy Wisconson Christmas finds Howard Cunningham trying to convince his family to put up a new-fangled, artificial tree, and a mysterious sailor delivers a gift from Fonzie's father, forcing the Fonz to deal with his long-suppressed feelings of abandonment.
The Fonz makes an appearance on popular dance show "National Sock Hop" to accuse host Skip Oliver of stealing Leather Tuscadero's new song," Moonlight Love", from her audition tape and giving it to not-so-hot rockers, Freddie and the Red Hots, to jump-start the band's stalled career.
Richie gets a call from Fonzie to see him at his garage. When Richie arrives he finds Fonzie finishing up repairs on a hearse - in whose casket is contained thousands of dollars in counterfeit money. Fonzie recognizes the funeral home that owns the hearse is a front for illegal movement of counterfeit money, and Richie tells him to call the police. Fonzie, however, decides that to avoid suspicion from the funeral home he'll return the hearse as if nothing is wrong. Later that day, however, when Fonzie is not seen anywhere, Richie grows concerned, and he takes Postie ...
Richie's band hunts for a piano player, Howard and Marion practice their bridge signals, and Fonzi plans a sting on the shyster who duped Chachi into selling a miracle wax that soon destroys what it shines.