Real name: William O'Neil Spencer.

Effective period / Period of releases: 1937 - 1938

US American jazz drummer, born 25 November 1909 in Cedarville, Ohio, died as a result of contracted tuberculosis on 24 July 1944 in New York City.
He started his career with local bands in the Buffalo and NY area and joined The Mills Blue Rhythm Band in 1931, becoming the first-class swing drummer from the Sidney Catlett school of drumming and superb brush player he was. After joining the John Kirby Sextet in 1937 he became an influential force on the jazz scene.