Joanie notices a guy looking at Annette during a performance at Delvecchio's, and she and Chachi introduce Annette and the guy, Wendell. They quickly hit it off and decide to get married within three weeks of their first meeting. Prior to the wedding rehearsal, however, Wendell makes a pass at Joanie.

The band is set to audition for a spot on Twist Fever when a woman tells them the show is looking for a band with a gimmick. When a family band is up next, the woman says that they are the type of gimmick the show is looking for. Joanie and Chachi claim that they are a family band with Louisa as their mother and visiting Fonzie as their father.

Meanwhile, Al is upset with himself for not making more of an effort at being a true father to Chachi.

Howard and Marion come to Chicago to visit Joanie at her apartment after Chachi answers Howard's phone call late the night before. When they arrive, Chachi is there wearing Joanie's bathrobe and shower cap.