Gerald McBoing! Boing! on Planet Moo (1956) (movie): While meeting a new friend, Gerald is abducted by aliens and whisked to the planet Moo. The king of Moo mistakenly thinks that all Earthlings - like Gerald - speak only in sound effects, and he attempts to converse with Gerald. Ho... Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Gerald McBoing! Boing! on Planet Moo (1956) below