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

Brian Littrell warmed up for his performance using one of the new Bratz Neon Pop Diva dolls on display in the H&M lounge. Littrell and his Backstreet Boys bandmates Nick Carter, AJ McLean and Howie D, also scooped up goodies like Canon cameras, Foxers Boxers boxer shorts and hair products by Redken for Men before they took to the stage to perform some new tunes and their trademark choreography.