Last Night's Look: Hit or Miss?

Vote on this week's styles, including Katie Holmes, Diane Kruger and more stars! You decide – are they fashionistas or flops?

EVA MENDES

Spicing up her romantic cornflower-blue halter with funky bangles, bright earrings and a glittering clutch, all by Ferragamo, the actress attends the label's private N.Y.C. dinner.