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The second season of The Voice premieres tonight on NBC, right after the Super Bowl! To celebrate, we're checking out Christina Aguilera's transformation from a pint-size pop star in training to full-on diva. Flip through the gallery to see the best of her beauty looks.
MORE:• Tips From Christina's Burlesque Makeup Artist• Stars and Their Kids: Christina at Disneyland• Christina at Sao Paulo Fashion Week
