Goofy performing another song and dance show. Mickey and his gang's animated shorts by this point routinely featured song and dance numbers. It begins as a typical Mickey cartoon of the time, but what would set this short apart from all that had come before was the appearance of a new character, whose behavior served as a running gag. Dippy Dawg, as he was named by Disney artists (Frank Webb), was a member of the audience. He constantly irritated his fellow spectators by noisily crunching peanuts and laughing loudly, till two of those fellow spectators knocked him out with their mallets
Pete (Disney) new protagonist Mickey Mouse. Originally called "Terrible Tom", the villain was named "Pegleg Pete" by 1930 as the Disney crew felt that he was essentially a continuation of their earlier villain, albeit a different species. Animator Norm Ferguson, known for developing Pluto, also developed Pete's character in several shorts and he was made to resemble actor Wallace Beery. Pete appeared as Mickey's enemy beginning with the cartoons "The Gallopin' Gaucho" and "Steamboat Willie". In the cartoons of the 1930s, Pete would be Mickey Mouse's nemesis, but would vary in professions, from an all-out outlaw ("Gallopin' Gaucho" and the cartoon within