Oswald the Lucky Rabbit time, Felix the Cat and Krazy Kat. Universal was given the right to name the rabbit and it selected a name out of a hat. The first Oswald cartoon, "Poor Papa", was rejected by the Universal studio heads for its poor production quality and the sloppiness and age of Oswald. Disney, together with Iwerks, decided to create a second cartoon titled "Trolley Troubles" featuring a much younger, neater Oswald. The short, released on September 5, 1927, officially launched the series and proved to be Disney's greatest success to date. The storyline for Poor Papa was reused in a Mickey Mouse
Oswald the Lucky Rabbit "Oh, What a Knight". In regards to Oswald's personality, Disney historian David Gerstein highlights the distinct differences between Mickey and Oswald as thus: In order to make his Oswald cartoons look "real", Disney turned away from the styles of Felix the Cat, Koko the Clown and Krazy Kat and began emulating the camera angles, effects and editing of live-action films. To learn how to base gags on personality and how to build comic routines, rather than heaping one gag after another, he studied Laurel and Hardy, Harold Lloyd, Charlie Chaplin and Buster Keaton. In order to stir emotion in an