Eight Is Enough (1977)

Season 2: Episode 21

Susan and Tom are jealous when Abby spends too much time with Susan's new boyfriend she brought home for dinner, and Abby strikes up too much connection with her date. Nicholas is appointed water monitor at home during a water shortage, and gets fired for being too tough. Tommy gets into trouble at school and wrongly assumes he's home-free when the principal calls David instead of Tom.