Jennifer Hudson is a powerhouse both on record and on screen, as her Oscar-winning role in 2006’s Dreamgirls attests. In her videos, the singer shines with confidence, sashaying from the streets to the stage, where she’s as stunning alone at the piano (see the sweeping visuals of “Burden Down”) as she is at the mic (catch Whitney Houston’s reaction to her heart-stopping performance of “I Will Always Love You”).