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Spears debuts a new look – minus Kevin Federline. Plus: Carrie Underwood's big night, Julia & Danny and more

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REVAMPED

Britney Spears wows New York City with her blonder locks and svelte body – just a day before filing for divorce – then she makes another surprise. The singer pops in for an unannounced appearance on the Late Show with David Letterman.

Talk about her look here on our blog.

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