S2·E20 Seven Days in February
Aired February 8, 1978
Synopsis
Joannie, Nancy, and Susan meet new guys at a disco over winter break and love times three drives the Bradford household crazy. David's friend tries to convince him to go on a blind date, so he fixes David with one, but the ""date"" turns out to be totally unexepectely...his sister Mary. Tommy desperatiely tries to win rock concert tickets.