WattstaxOn August 20, 1972, more than 100,000 people attended what came to be known as 'the black Woodstock.'
Wattstax documents this historic event and includes the once-lost original ending.
--Rolling Down a Mountain: Isaac Hayes performs the original 1973 versions finale;
--complete Albert King performance of I'll Play the Blues For You;
--original 1973 and special edition 2003 trailers.