Not too long ago, we showed you the first TV spot for the upcoming period biopic CADILLAC RECORDS and today we have the first full trailer for your perusal and enjoyment. The film tells the story of how Leonard Chess, as portrayed by Adrien Brody, founded R&BChess Records, which was responsible for such artists as Etta James (Beyonce Knowles) and Muddy Waters (Jeffrey Wright). Click through to check out the trailer. The music starts pumping December 5th.