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Dempsey makes a front-row appearance at Timberlake's fashion debut. Plus: Cameron Diaz, Nicky Hilton and more.
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Patrick Dempsey gets with the program at the unveiling of Justin Timberlake's new clothing line, William Rast, at L.A.'s Social Hollywood on Tuesday. The Grey's Anatomy star rocked a very McDreamy ensemble of his own – a tie-and-cardigan combo.
