A mysterious thief has stolen the prosperous Happy Valley's most prized possession: the musical Singing Harp. Can Mickey, Donald, and Goofy find the answer in the irritable Willie the Giant's magnificent castle up in the blue sky?
Released: 1947-09-27
Runtime: 29 minutes
Genre: Animation, Adventure, Fantasy
Stars: Walt Disney, Clarence Nash, Pinto Colvig, Sterling Holloway, Paul Frees, Anita Gordon, Billy Gilbert