Happy Days

Potsie arranges for Richie to meet a girl with a well-known reputation, but Richie's attempt at a date does not go as planned, though he convinces Fonzie and the others that it was successful.

Richie and Potsie purchase a car to escape driving in Howard's DeSoto, but their new vehicle has mechanical issues, particularly with the engine, which complicates their attempts to impress two girls.

Richie and Potsie attend a stag party hosted by Potsie's cousin. To combat the effects of drinking alcohol, they consume large amounts of milk and a small amount of olive oil beforehand.

Potsie stays at the Cunningham house, and he and Richie leave secretly to watch a drag race featuring Fonzie.

Richie purchases concert tickets from Fonzie but faces a scheduling conflict when he must work late at the hardware store due to Howard's medical appointment. When Howard's surgery is rescheduled, allowing the store to close earlier, Richie must return to Fonzie to reclaim the tickets.

Richie and Potsie attempt to join a local gang called the Demons in hopes of gaining social status and attracting girls, but they must first complete a series of challenging dares to be accepted.

Fonzie, inspired by Potsie's B+ on an exam, decides to return to school. He enlists Richie's help to complete his homework and assist him in cheating.

Richie and Potsie acquire fake IDs to gain entry to a burlesque show, hoping to see Bubbles McCall perform as Ralph claims she takes it all off.

Richie and Arlene end their short-term relationship, but when neither finds another date for the prom, they decide to attend together as friends.

Richie, Potsie, Ralph, and Bob form a band in an attempt to earn money. They land a gig, but Richie and Potsie lose the group's earnings—including Ralph and Bob's contributions—while gambling.

Richie finds himself in an uncomfortable dating scenario when he is paired with a girl who is significantly taller than him.

Cindy, a new student, asks Richie for help with schoolwork, but Richie soon becomes romantically interested in her and tries multiple ways to impress her.

Richie encounters a beatnik named Diedre at the cinema and becomes immersed in her unconventional way of life.

Howard is asked by an old army friend, a Black man, to be the best man at his wedding. When the friend struggles to find a venue willing to host the ceremony, Howard and Marion consider holding the wedding at their home.

Richie befriends the local gang, the Dukes, after defending the leader's sister from bullying. But when the Dukes steal Potsie's bicycle, Richie attempts to recover it, causing tension in his new alliance.

Howard's plan to purchase a bomb shelter for his family's safety becomes complicated when Richie's friends begin asking to use it. What starts as a precautionary measure turns into a source of tension and unexpected challenges.