Roy Owen Haynes is an American jazz drummer. He is among the most recorded drummers in jazz. In a career lasting over 80 years, he has played swing, bebop, jazz fusion, avant-garde jazz and is considered a pioneer of jazz drumming. "Snap Crackle" was a nickname given to him in the 1950s.

Marcus Gilmore is an American jazz drummer. In 2009, New York Times critic Ben Ratliff included Gilmore in his list of drummers who are "finding new ways to look at the drum set, and at jazz itself", saying, "he created that pleasant citywide buzz when someone new and special blows through New York clubs and jam sessions".