Quentin " Butter " Jackson[1] (January 13, 1909 – October 2, 1976) [2] was an American jazz trombonist. Career. In the early stage of his career, Jackson worked with Cab Calloway for eight years. [2] . Later, he was a member of the Duke Ellington Orchestra and worked with Charles Mingus, Kenny Burrell, and others. [2]