Last Night's Look: Hit or Miss?

Vote on this week's styles including Gwen Stefani, Charlize Theron and more stars! You decide – are they fashionistas or flops?

KATIE HOLMES

She might have recently shared a sweet weekend with her daughter in Boston, but for Elle's Women in Hollywood event in L.A, Katie proves she's still one hot mama in a sheer-topped Azzedine Alaia dress with frill-trimmed skirt and platform pumps.