Last Night's Parties: A 'Harold & Kumar' 3D Premiere; Decades Celebrates 100 Timeless Dresses With Starlets & More!

by Emily Green · November 3, 2011

Neil Patrick Harris, Mena Suvari, Kal Penn and John Cho step out for a 3D holiday Harold & Kumar movie premiere; Vionnet and Saks Fifth Avenue take over Mr. Chow for a champagne fashion party; Decades hosts an intimate book signing for InStyle editor Hal Rubenstein's new hardcover fashion tome; Nia Vardalos, Jason Ritter and more attend the Art & Soul book release and signing celebration at Sony—get the details on what went down in L.A. Wednesday in this installment of Last Night's Parties.

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