Beyonce in a scene from the Sony Pictures film "Cadillac Records"

Singer Beyonce is shown in a scene from the Sony Pictures film "Cadillac Records" in this undated publicity photo released November 25, 2008. This weekend marks the formal kick-off to the annual U.S. holiday season during which the major movie studios release many of their best films that will either lure huge audiences to theaters or gain traction in the race to February's Oscars.