Sigma Sound: The Sound Heard 'Round the World
Genre :
Casting :
Patti LaBelle , Johnny Mathis , John Madera , Dennis Wilan , Don Murray , Leon Huff , Thom Bell , Joe Tarsia , John Legend , DJ Jazzy Jeff , Christian McBride , Daryl Hall , The O'Jays , Jerry Blavet , Kenny Gamble , Benny Sigler ,