What was the race of the man whose "St. Louis Blues."  were depicted in Blue Rhythm?
Blue Rhythm Blue Rhythm is a 1931 American animated short film produced by Walt Disney Productions and released by Columbia Pictures. The cartoon stars Mickey Mouse and depicts a multifaceted performance of W. C. Handy's "St. Louis Blues." It was directed by Burt Gillett and features the voices of Walt Disney as Mickey and Marcellite Garner as Minnie Mouse.
Li'l Millet McKinley James Millet, Jr. (October 25, 1935 – June 29, 1997) was an American rhythm and blues pianist, bass player, singer and songwriter, best known for co-writing and first performing the songs "Rich Woman" and "All Around the World" with his group, Li'l Millet and His Creoles.