Original Studio Movie Still 8"x10". That's Entertainment! was a 1974 compilation film released by Metro-Goldwyn-Mayer to celebrate its 50th anniversary. The film, compiled by its writer-producer-director, Jack Haley, Jr turned the spotlight on MGM's legacy of musical film from the 1920s through the 1950s, featuring performances culled from dozens of the studio's famous films. Archive footage of Judy Garland, Eleanor Powell, Lena Horne, Esther Williams, Ann Miller, Kathryn Grayson, Howard Keel, Jeanette MacDonald, Cyd Charisse, June Allyson, Clark Gable, Mario Lanza, William Warfield, and many others were featured. The various segments were hosted by a succession of the studio's legendary stars: Frank Sinatra, Gene Kelly, Fred Astaire, Peter Lawford, Debbie Reynolds, Bing Crosby, James Stewart, Elizabeth Taylor, Mickey Rooney, Donald O'Connor and Liza Minnelli (representing her mother, Judy Garland).