Found more matches with my Google-Fu:

Candi Staton - "I Know" (1976?) - supposed to be "the original"

Whitehouse - "White House" - unknown date

These others come after Altern 8's song supposedly:
Freestylers - "Don't Stop"
Bushwhackers - unknown title/album
Bowa - "Different Story"
Remarc - "Thunderclap"