I AM (DELUXE)It's hard to miss the declaration of independence within the title of I Am, Leona Lewis' first album recorded outside the confines of Simon Cowell's Syco Music. Separating from the machine that turned her into a star, Lewis seizes this fourth album as a vehicle to redefine her sound, ditching much (but not all) of the glassy gauze of "Bleeding Love" and throwing herself into a buoyant bounce somewhat inspired by the reigning British diva of the late