Swing Fever

Swing Fever is a 1943 American musical comedy film. Kay Kyser plays an ambitious music composer, also gifted with a hypnotic evil eye, who gets mixed up with promoting a boxer. The film features Marilyn Maxwell, William Gargan, Nat Pendleton and Lena Horne, and was directed by Tim Whelan. Amid the credited music and boxingworld cameos many other familiar faces can be glimpsed Tommy Dorsey, Harry James, Mike Mazurki, Mantan Moreland, and a young Ava Gardner.

Source: Wikipedia