The singer gets ready for her performance at the Rockefeller Center tree lighting. Plus: Clay Aiken, Hilary Duff, Paris Hilton and more


On a break from shooting The Dukes of Hazzard, Simpson enjoys holiday-weekend shopping in New York City's hip NoLita neighborhood with her mom, Tina (not pictured), on Sunday. Among her stops: The vintage boutique Sweet Tater and luxe shoe store Geraldine.

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