Born in 1951, gospel singer of course. Originally from Cleveland, but moved to Canada.
In 1989 he recorded a pop duet with Celine Dion (Can’t Live with You, Can’t Live Without You).
After joining an a cappella group in 1991 he sang tenor till 1994 when he left the group for his solo career.
I’ve first heard Billy in deadmau5’s Outta My Life (2009):
Because of his voice I perceived the track really energetic, although the lyrics may not seem so.
Promise Land (found only remixes):
Another track with deadmau5, released in 2009 was All You Ever Want: