King Holiday - The King Dream Chorus and Holiday Crew(1986)
Plus, Stevie Wonder's special MLK song.

This is a music video from 1986, where El DeBarge, Fat Boys, Full Force, Grandmaster Melle Mel, Whitney Houston, Kurtis Blow, Stacy Lattisaw, Lisa Lisa, Teena Marie, Menudo (with Ricky Martin), Stephanie Mills, New Edition, Run-D.M.C., James "J.T." Taylor, and Whodini all came together to record a tribute song "King Holiday" in honor of Martin Luther King Jr. Day. End of the video features Stevie Wonder's special MLK song.