Last Night's Look: Hit or Miss?

Vote on this week's styles by Blake Lively, Mariah Carey and more stars! You decide – are they fashionistas or flops?

Credit: Entertainment Press/Splash News Online

Updated: Friday Jun 05, 2009 | 11:35 AM EDT

AUDRINA PATRIDGE

The Hills star goes undercover, leaving behind her signature plunging necklines and microminis for a subtly sexy brown belted frock and strappy gold platforms at the Hangover premiere.