

Three sisters start out singing in their church choir in Harlem in the late 1950s and become a successful girl group in the 1960s.
Acting
Lonette McKee's Sister destroys you completely.
Score
Curtis Mayfield originals that should've been bigger.
Costume
Sequins and wigs escalating with each heartbreak.
Director
Sam O'Steen
Trivia, insights & behind the scenes
Basically the blueprint for Dreamgirls, which stole its whole homework and got more Oscars. The 2012 remake with Whitney Houston and Jordin Sparks exists but we don't talk about it.
Irene Cara was 17 playing 19; this was her film debut before Fame made her immortal. Lonette McKee was so devastating as Sister that she got a Best Supporting Actress campaign.