Last Night's Look: Hit or Miss?

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

ANNE HATHAWAY

The soon-to-be Oscar host takes a break from show preparations to attend a Harvey Weinstein and Dior Oscar dinner in L.A. wearing a Dior white chiffon and black wool skirt dress and nerd-chic glasses.