4 Season
95 Episode
Welcome Back, Kotter - Season 4 Episode 21 Oo, Oo, I Do (2)
Arnold gets upset when the other Sweathogs tease him about not being able to provide for Mary, and he vanishes. Mary finds him and convinces him not to worry, and the two get married.
- Country : United States of America
- Genre : Comedy, Family
- Director : Alan Sacks, Gabe Kaplan
- Cast : Gabe Kaplan, John Travolta, John Sylvester White, Ron Palillo, Robert Hegyes, Lawrence Hilton-Jacobs