Celeb Fashion Hit or Miss

Vote on this week's styles from Mary-Kate Olsen, Rihanna, Blake Lively and more stars! You decide – are they fashionistas or flops? By Melissa Liebling-Goldberg

  • ASHLEE SIMPSON photo | Ashlee Simpson

Credit: Marion Curtis/Startraks

Updated: Friday Feb 29, 2008 | 11:35 AM EST

ASHLEE SIMPSON

Maintaining her rocker cool, the singer performs at her New York album release party in a cropped Gary Graham leather jacket, tight black T-shirt, skinny striped J Brand jeans and pin-straight hair.