Joseph Barbera and Hanna worked alongside animator Tex Avery, who had created Daffy Duck and Bugs Bunny for Warner Bros. and directed "Droopy" cartoons at MGM. In 1940, Hanna and Barbera jointly directed "Puss Gets the Boot", which was nominated for an Academy Award for Best (Cartoon) Short Subject. The studio wanted a diversified cartoon portfolio, so despite the success of "Puss Gets the Boot", Barbera and Hanna's supervisor, Fred Quimby, did not want to produce more cat and mouse cartoons believing that there were already enough cartoons of those in existence. Surprised by the success of "Puss Gets the Boot", Barbera
Manuel Perez (animator) Two years after graduating he was hired by Leon Schlesinger as a trainee animator. On 17 April 1938 he married Connie (née Perez). 'Manny' Perez worked on over 300 cartoons during the 'Golden Age of American Animation', mainly for Warner Bros. Cartoons, for whom he started animating in 1938, but also for Bill Melendez Productions, DePatie-Freleng Enterprises and Hanna-Barbera. His first credited cartoon was "Porky's Bear Facts" (1941). Among the cartoons he animated were those featuring Bugs Bunny, Daffy Duck, Porky Pig, Tweetie and Sylvester, Quick Draw McGraw, the "Pink Panther", Charlie Brown specials they are two of them like