Name: Episode 20 — Oo, Oo, I Do (1)
Released: 1979-05-25
Duration: 30 min
Cast: Gabe Kaplan, John Travolta, John Sylvester White, Ron Palillo, Robert Hegyes

Welcome Back, Kotter (1975 – 1979)

1975 • 4 seasons • Comedy, Family • TV-PG

7.1/10 8,385

72% 53

—

On August 9, 2026

#2452 ▼ 159

2452nd by attention TV show online

29.2 Attention Score

Streaming on See all

Overview Watch Cast Seasons (4) Similar Images

Episode 20 — Oo, Oo, I Do (1)

Released: 1979-05-25 • Comedy/Family

User score

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.

Information

Creator	Alan Sacks, Gabe Kaplan
Episode air date	25.05.1979
Episode runtime	30 min
Episode rating	0.00
Genres	Comedy / Family
TMDB series rating	7.2
IMDb series rating	7.1
Series status	Ended
Age rating	6+
Country	US

Welcome Back, Kotter (1975 – 1979)

Episode 20 — Oo, Oo, I Do (1)

Episodes

Information

Cast

Similar shows

Recommended shows