Last Night's Look: Hit or Miss?

Vote on this week's styles including Christina Aguilera, Reese Witherspoon and more stars! You decide – are they fashionistas or flops?

  • REESE WITHERSPOON photo | Reese Witherspoon

Credit: Jon Kopaloff/FilmMagic

Updated: Saturday Dec 18, 2010 | 06:00 AM EST

REESE WITHERSPOON

The How Do You Know star shows she has no doubts about what works for her, sticking to her favorite strapless silhouette in Zac Posen feathers, classic black pumps and a layered cut for the film's L.A. premiere.