Celeb Fashion Hit or Miss?

Vote on this week's styles including Eva Mendes, Nicole Richie and more stars! You decide – are they fashionistas or flops? By Andrea DeSimone and Melissa Liebling-Goldberg

MISCHA BARTON

The actress pairs her lace dress and leather biker jacket with unlaced sneakers at the Nylon and MySpace Third Annual Collaborative Music Issue party in Los Angeles.