The first season of Happy Days, an American television sitcom, originally aired on ABC in the United States between January 15 and May 7, 1974.

A newly recorded version of "Rock Around the Clock" by Bill Haley & His Comets was used as the opening theme song for this and the following season; while the show's closing theme song was a fragment from "Happy Days" (although in a different recording with a different lyric from that which would become the standard version used since season three), whose music was composed by Charles Fox and whose lyric was written by Norman Gimbel.

Notes: Guest starring: Kathy O'Dare as Mary Lou; Danny Jacobson as Pat; Richard Hurst as Cook.

Notes: Guest starring: Louisa Moritz as Verna LaVerne; Lennie Weinrib as Duke; Tim Haldeman as Arnold; Tom Harris as Vince.

Notes: Guest starring: Alan Abelew as Skizzy; Herb Voland as Sergeant; Laura Michaels as Jean; Julie Graham as Cheerleader; Carey Williams as Girl.

Since it is too late to secure new dates for the upcoming high school prom, Richie and Arlene attend as friends.

Richie and the boys form a band to raise money, but Potsie loses it all in a poker game and Howard has to win it back for him.

Notes: Guest starring: Bruce Kimmel as Murf; Don Carter as Brian; Ding Dingle as Waitress.

For Ralph's costume party, Potsie sets Richie up on a blind date with Phyllis (Diana Canova), who towers over him.

Howard lets a black army buddy have his wedding at the Cunningham home, and faces racial prejudice from their neighbors.