“Steamboat Willie,” whose title is a parody of Buster Keatons “Steamboat Bill, Jr.,” was released on Nov. 18, 1928. Although Mickey, with an even older look, was first seen by a test audience in “Plane Crazy,” his first public appearance was “Steamboat Willie.” That is why The Walt Disney Company considers Nov. 18, 1928, to be Mickey Mouses birthday. “Plane Crazy” was “released” the same year and...