Kim Kardashian, Jake Gyllenhaal, Lady Gaga, Rihanna and more show off their real-life entourages – their fans!
Credit: Bill Davila/Startraks
Updated: Wednesday Jul 14, 2010 | 06:00 AM EDT
By: Justine Harman and Helen Lung
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Mike "The Situation" Sorrentino stays, ahem, abreast of his fans, signing autographs for one bold admirer at his 28th birthday party in N.Y.C.
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