Celeb Fashion Hit or Miss?

Vote on this week's styles including Jennifer Aniston, Rihanna and more stars! You decide – are they fashionistas or flops? By Melissa Liebling-Goldberg

KATHARINE MCPHEE

The singer turns actress for her debut role in The House Bunny, and turns out in an hourglass white dress with a flounced hem and Casadei pumps at the premiere.