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

Fergie (in Dolce & Gabbana) and Josh Duhamel had plenty to celebrate when they hit the Bare Pool Lounge at the Mirage Hotel in Las Vegas. Though Fergie wore white, no vows were exchanged—the occasion was her 33rd birthday. The pretty Pea shared her bash with Quentin Tarantino, who was in Sin City to mark his 45th birthday.

—With reporting by Bronwyn Barnes, Deborah Scott and Andrea Simpson