Mon---"Father and Son" Episode #165.

Richie attends a Leopard Lodge convention in Chicago.

Tue---"A Potsie Is Born" Episode #167.

Singing sensation Potsie snubs old friends.

Wed---"The Roaring Twenties" Episode #163.

The gang imagines being back in the 1920s.

Thu---"Ralph's Family Problem" Episode #152.

Ralph discovers that his parents are divorcing.

Fri---"No Tell Motel" Episode #170.

Car trouble forces Joanie and Chachi to seek a motel.