First Look at 'Sparkle' -- Whitney Houston's Final Film Role

Watch Whitney Houston in the feature film "Sparkle," her last big-screen performance.

The late pop icon plays the mother to three sisters, who form a successful singing group in the 1960s, but eventually fall apart over fame and drugs. The musical drama also stars Jordin Sparks, Mike Epps and Derek Luke.

"Sparkle" shines in theaters August 17.