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

  • NATALIE PORTMAN photo | Natalie Portman

Credit: Stephen Lovekin/Getty

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

NATALIE PORTMAN

The actress attends an Alberta Ferretti-sponsored private screening of The Other Boleyn Girl in a low-cut purple velvet dress by the designer.