The Members of the Wedding (a.k.a.) The Engagement Sanford and Son : Season 3 Episode 9

Fred and Donna enjoy an evening out on the town but then Donna breaks the news that she has had another man propose marriage to her. Not wanting to lose her, Fred decides to propose marriage himself and they plan a small wedding ceremony. However, Lamont is totally against the whole thing and has Aunt Esther and family confront Donna and question her intentions.