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

Justin Timberlake made a blink and you’ll miss it appearance on the William Rast logo'd denim carpet with business partner Trace Ayala, but still had time for belated birthday wishes. “I had a blast! I had a great birthday!” the sexy singer exclaimed when asked how he had celebrated. With opening performances by Nelly Furtado, and the Black Eyed Peas, JT’s party rolled on into Grammy weekend.