![](https://image.tmdb.org/t/p/w342/xBNM75kZjHdWcE4brawakg1uQQf.jpg)
45.021 views
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.
Prima Aeris Date : Sep 09, 1975
Aeris ultimum diem : Jun 08, 1979
Episode : 95 Episode
Season : 4 Season
runtime: 30 minutes
Studio: ABC
Patriam: United States of America