Celeb Fashion Hit or Miss?

Vote on this week's styles including Ashlee Simpson, Victoria Beckham and more stars! You decide – are they fashionistas or flops? By Melissa Liebling-Goldberg

CAMERON DIAZ

Supporting her What Happens in Vegas costar Ashton Kutcher, Diaz hits the Saturday Night Live afterparty in N.Y.C. in a chic black and gray mix.