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Athletes with Celebrity Friends

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February 4, 2011 - Michael Tran/Getty Images North America more pics like this »
2. Serena Williams

Serena Williams and her fellow tennis star sister Venus are pals with tons of celebs. Serena posed with rocker Pete Wentz at a Super Bowl soiree in February 2011, and has been spotted out clubbing with Kim Kardashian, and she even attended the official Oscar after party this year!