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

PUPPY LOVE

Britney Spears is like a kid in a candy store – or in this case, a pet store – as she shops for a new member of the Federline family in Malibu on Monday. The singer purchased a Chihuahua pup to join her Maltese, Lacy, and promptly outfitted it with a fuzzy hooded jacket.