The High School Musical stars are all smiles while out to dinner in L.A. Plus: Brad Pitt, Mariah Carey, Miley Cyrus and more

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PARISIAN PARTY

Paris Hilton toasts the New Year at LAX nightclub in Las Vegas with help from her sister Nicky – and surprising new pal Kevin Federline, who joined Paris in the DJ booth in the wee hours of 2008.