"Sweet Emma" Barrett (March 25, 1897, New Orleans, Louisiana ā January 28, 1983) was an American, self-taught jazz pianist and singer who worked with the Original Tuxedo Orchestra between 1923 and 1936, first under Papa Celestin, then William Ridgely.She also worked with Armand Piron, John Robichaux, Sidney Desvigne, and the Preservation Hall Jazz Band.