Herbie Hancock , Ron Carter , Tony Williams , Bobby McFerrin

Comprised of:

1. Herbie Hancock Male Person, Born: 12 Apr 1940 in Chicago
2. Ron Carter Male Person, Born: 04 May 1937 in Ferndale
3. Tony Williams Male Person, Born: 12 Dec 1945 in Chicago , Died: 23 Feb 1997 in Daly City
4. Bobby McFerrin Male Person, Born: 11 Mar 1950 in Manhattan