Georgia funk rock band Mother's Finest might appear to be only a blip on the radar screen of rock history, but not to any of the headlining bands they've stolen shows from -- or any of the audiences who saw it happen. Following in the footsteps of the racially mixed Sly & the Family Stone, Mother's Finest comprised white guitarist Moses Mo and drummer B.B. "Queen" Borden with Black vocalists Joyce Kennedy and Glenn Murdock, bassist Jerry "Wyzard" Seay, and keyboardist Mike Keck, for its 1976 self-titled debut album. Tracks like "Rain" and the slightly controversial "Niggazz Ca...