Musicians (sit down, this might be a while):
Roger McGuinn, Chris Hillman,(Byrds), Jorma Kaukonen, Paul Kantner, Jack Casady (Jefferson Airplane), Arlo Guthrie, Richie Havens, John Mayall, Robert Fripp (King Crimson), Leslie West, Noel Redding, Buddy Rich, Dana Owens (who later became Queen Latifah).
Comics: Tim Allen, Jeff Dunham, Jimmie Walker, George Carlin
Many Sesame/Muppet people, but Caroll Spinney tops them all.