Oswald the Lucky Rabbit Mouse cartoon to be filmed was "Plane Crazy" in the summer of 1928, but it was produced as a silent and held back from release. The first Mickey Mouse film with a synchronized soundtrack, "Steamboat Willie", reached the screen that fall and became a major hit, eclipsing Oswald. "Plane Crazy" was later given its own synchronized soundtrack and released on March 17, 1929. Mintz, meanwhile, opened his own studio consisting primarily of former Disney employees, where he continued to produce Oswald cartoons, among them the first Oswald with sound, "Hen Fruit" (1929). While things were going in Mintz's favor, animators
Oswald the Lucky Rabbit NBC for the Sunday night package. Universal transferred the copyright of the character to Disney, and in exchange, Disney released Michaels from his employment contract, allowing him to sign with NBC. The deal included the rights to the character and the original 26 short films made by Disney (namely, most of the Oswald films produced from 1927 to 1928). Rights to the Winkler and Lantz/Universal-produced Oswald films are kept by Universal and other related products was not included, and therefore Oswald appears in both Disney releases and in Universal's "Woody Woodpecker and Friends" collection. Iger had been interested in the