Last Night's Look: Hit or Miss?

Vote on this week's styles including Ashlee Simpson-Wentz, Jessica Alba and more stars! You decide – are they fashionistas or flops?

JESSICA ALBA

The actress is fashion-forward in a one-shoulder red-and-black Narciso Rodriguez frock paired with opaque tights and strappy satin sandals and clutch by Roger Vivier at the American Museum of Natural History’s annual Museum Dance in New York.