Parties! The style, stars and scoop from Hollywood's hottest events

Petra Nemcova joined forces with Uma Thurman to host the 6th annual Tibet House U.S. benefit auction at Christie's Auction House in New York City. Among the items up for bids: a $20,000 shopping spree at Donna Karan, a South African safari and a getaway to the Four Seasons Resort in Maui—matching Gucci luggage included.