Last Night's Look: Hit or Miss?

Vote on this week's styles, including Kristin Cavallari, Cameron Diaz and more stars! You decide – are they fashionistas or flops?

MOLLY SIMS

Molly mingles with royalty at the Santa Barbara polo match, sporting a laser-cut frock from Temperley London and finishing the look with a Lena Erziak clutch and Stuart Weitzman heels.