Dizzy Gillespie Dizzy Gillespie and his Rebop Six, which included Parker, started an extended gig at Billy Berg's club in Los Angeles in December 1945. Reception was mixed and the band broke up. In February 1946 he signed a contract with Bluebird, gaining the distribution power of RCA for his music. He and his big band headlined the 1946 film "Jivin' in Be-Bop". After his work with Parker, Gillespie led other small combos (including ones with Milt Jackson, John Coltrane, Lalo Schifrin, Ray Brown, Kenny Clarke, James Moody, J.J. Johnson, and Yusef Lateef) and put together his successful big bands starting in
Horn in jazz compete directly with Basie's hard-swinging blues, the duo capitalized on their contrast from Basie’s sound, playing with a soft and mellow sound. By showcasing their different sound, Ruff and Mitchell continued to get bookings from Birdland to play intermission for other big name groups like Miles Davis, Dizzy Gillespie, Sarah Vaughan, Lester Young, Dinah Washington and others. After working with Claude Thornhill and arranging for his orchestra, he began arranging for Miles Davis. In 1948 the Miles Davis Nonet was formed with a sound completely unlike anything jazz listeners had heard before. The original idea for the nonet was to