Funny guy Ralph Malph loses his sense of humor when his dad tells him that, after twenty years of marriage, he and his mother are getting a divorce.

Visiting Uncle Joe Cunningham puts Richie's journalism report on the right track by relating the (mostly) true, 1920's bootleg-battling exploits of his intrepid cousin, Assistant D. A. Cecil Cunningham.

Potsie (aka Warren Weber) lands an audition to possibly become a performer at a local club. Making his egotism a bit difficult for his friends to deal with but,an underlying truth may alter Potsie's outlook.

Wanting to be more of a buddy to his son, Grand Poobah Howard Cunningham takes a reluctant Richie to the Leopard Lodge's Chicago convention.

While Marion Cunningham prepares to celebrate the 28th anniversary of her first date with husband Howard, daughter Joanie plans to have a first date of her own...with Chachi Arcola!

A dispute over the Cunninghams' electric bill results in Richie and Fonzie learning sign language after the Fonz falls hard for a pretty, hearing-impaired electric company receptionist who appears to be unaffected by his usually devastating charisma.

When Richie's amateur commercial doesn't bring more customers into his Dad's hardware store, the Cunninghams hire a smooth-talking advertising expert who promises a huge increase in business but who also has a hidden agenda that challenges Howard's business ethics.

Fonzie agrees to help Al fund the rebuilding of Arnold's, but their business partnership - and the restaurant's future - is threatened when the two can't resolve disagreements on crucial aspects of the project.

Chachi is entrusted to close Arnold's, but he forgets to turn off the grill and carelessly tosses his apron on the hot surface. The result is a fire that destroys the drive-in restaurant, traps Fonzie, Ralph and Potsie, and lands Al in trouble with his insurance agent.

After Joanie's boyfriend gives her a ring, big brother Richie worries that they will take their relationship to the point of no return at the Alamo, the special make-out spot at Inspiration Point that couples always remember...or try to forget!

Richie's reluctant friends agree with his plan to go camping in the woods over spring break under two conditions: that Richie, not Fonzie, will be the leader of the expedition ... and if nobody has a good time, it will be all Richie's fault!

When Joanie and Richie find out their parents' first wedding was less than romantic, they decide to plan a whole new wedding for them but nothing goes as planned.

The gang is stunned to find out that Howard knew about the planning commission's decision to route one of the new expressway's off-ramps right through make-out mecca, Inspiration Point.

Fonzie's new mechanic arrives in a wheelchair, carrying a chip on his shoulder the size of Milwaukee.

Fonzie must find a way to rescue cousin Chachi from girl-gang, the She Devils, before they shave his head as punishment for dumping the gang-leader's little sister.

Newly crowned Delta Gamma King, Richie Cunningham, loses his inhibitions and offends his friends after college bully, Bullfrog, spikes his ginger-ale just before his acceptance speech.

Fed up with her parents' restrictions, seventeen-year-old Joanie decides to assert her independence and secretly auditions for a modeling job with a photographer who specializes in nudes.

Howard Cunningham's chance to become the next Grand Poobah hangs in the balance after the burlesque troop he hired for a big event at his Milwaukee Leopard Lodge gets snowbound in Buffalo.

Richie worries about how to write an unbiased review of his mother's co-starring role in a local play while the Fonz defends her honor after the director makes a pass at her.

Embarrassed when girlfriend Lori Beth makes him wear a silly Humpty Dumpty costume for the Homecoming Parade, unhappy Richie Cunningham storms off to a bar for a root beer and is swept off his feet by a sophisticated freelance photographer he meets there, beautiful Barbara Thomas.

Fonzie's coaching helps Richie ace his interview at the Milwaukee Journal but doesn't prepare him for the reality of starting at the bottom of the job ladder.

After Howard loses his temper and blasts her for forgetting to set the emergency brake and wrecking the car, Marion Cunningham opts for jail-time instead of a traffic fine to prove to her husband that she can be responsible for her actions.

Fonzie promises the good Father Delvecchio (Al's twin brother) that he'll go one day without fighting. This, when a former rival, Rico, shows up in town with his merchant seamen crew and a mystery woman named Kat Mandu.

Chachi gets more than he bargained for when he sells his soul to the devil's nephew and the Fonz must make a drastic deal of his own to save his cursed cousin.

Richie and Fonzie take a break from a Cunningham camp-out at Lake Pinewood to visit two pretty maids on a nearby dairy farm, taking care to avoid their over-protective father... and his shotgun!