The singer lights up with a smile while out on the town with friends in N.Y.C. Plus: Britney Spears, Eva Longoria, Miley Cyrus and more

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GEEK MEETS CHIC

Stepping out with her The Hottie and the Nottie costar Christine Lakin (in costume as her Nottie character), Paris Hilton has a beauty and the geek moment at Katsuya restaurant in Hollywood, on Wednesday.