Fred and Barney build a new room onto Fred's house. After a fight, Barney discovers that the room is half onhisproperty. As a result, they have to share the room and their fighting continues.

Wilma and Betty are curious about what goes on at Fred and Barney's Water Buffalo Lodge meetings so they sneak in wearing disguises as men.

Fred gets into all kinds of trouble when he becomes addicted to taking home movies of Pebbles with his movie camera and showing them to his friends.