New Year's '07: From Parties to PDA!

Vegas! Miami! New York! See how Nick & Vanessa, Britney and others partied in the New Year

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PUMPED UP

Britney Spears is determined to have a blast in Vegas, where she hosted a New Year's Eve bash at Pure nightclub. But it turned out to be an early night for the pop star: "She was just tired and falling asleep," her manager says of why Spears left the festivities shortly after midnight.