Pugsley and Gomez visit Oscar Webber (Peter Leeds), who owns a failing circus. Pugsley befriends Gorgo, a gorilla. Gorgo follows them back to the Addams' house. Gomez hopes to find a spot for Gorgo in the household. To the dismay of Lurch, Gorgo shows an aptitude for some of the butler's tasks. Meanwhile, Morticia aspires to join a social club for women, The Ladies' League. Mrs. Magruder (Dorothea Neumann) and Mrs. Page visit Morticia at home. Gorgo locks Lurch in a closet and then serves tea to the ladies. But, things don't go well. Oscar comes to pick up Gorgo and is disappointed to see his killer gorilla domesticated. However, this new Gorgo winds up ...