Watch on SFlix. Stevie Wonder hosts a two-hour special with celebrity guests gathered to salute Martin Luther King Jr. on the first national holiday honoring the late civil rights leader. Participants include Elizabeth Taylor, Bill Cosby, Eddie Murphy, Cyndi Lauper, Gregory Hines, Yoko Ono, Diana Ross, Bob Dylan, Patti LaBelle, Cicely Tyson, the Pointer Sisters, Andre Crouch, the Alvin Ailey Dancers, Quincy Jones, Dick Gregory, Joan Baez, Richard Dreyfuss, Peter, Paul and Mary, Amy Grant and Debbie Allen.