The Walt Disney Company and starred in several Disney produced films. Ub Iwerks refined Disney's initial design of Mickey Mouse. Disney's first sound film "Steamboat Willie", a cartoon starring Mickey, was released on November 18, 1928 through Pat Powers' distribution company. It was the first Mickey Mouse sound cartoon released, but the third to be created, behind "Plane Crazy" and "The Gallopin' Gaucho". "Steamboat Willie" was an immediate smash hit, and its initial success was attributed not just to Mickey's appeal as a character, but to the fact that it was the first cartoon to feature synchronized sound. Disney used Pat Powers' Cinephone system,
The Walt Disney Company hockey team to Henry and Susan Samueli. On March 13, 2005, Robert A. Iger was announced as Eisner successor as CEO. On September 30, Eisner resigned both as an executive and as a member of the Board of Directors. On July 8, 2005, Walt Disney's nephew, Roy E. Disney, returned to the company as a consultant and as non-voting director emeritus. Walt Disney Parks and Resorts celebrated the 50th anniversary of Disneyland Park on July 17 and opened Hong Kong Disneyland on September 12. Walt Disney Feature Animation released "Chicken Little", the company's first film using 3D animation. On October