Welcome Back, Kotter Season 4 Episode 20 Oo, Oo, I Do (1) 1978
7.2/10 by 50 users
Arnold's relationship with Mary gets serious. Then he finds out he has to move and leave the school. Upset, Arnold decides to propose marriage to Mary. She accepts.
- Released: 1979-05-25
- Runtime: 30 minutes
- Genre: Comedy, Family
- Stars: Gabe Kaplan, John Travolta, John Sylvester White, Ron Palillo, Robert Hegyes
- Director: James Komack, Eric Cohen, Alan Sacks, George Yanok, John Sebastian
- Source: CWR-CRB
