http://www.imdb.com/title/tt0078504/?ref_=nv_sr_2
The Wiz (1978)
An adaption of "The Wizard of Oz" that tries to capture the essence of the African American experience.
Diana Ross, Michael Jackson, Richard Pryor(http://www.autoadmit.com/thread.php?thread_id=3012591&forum_id=2#28932117)