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?

LAUREN CONRAD

While her eponymous clothing line might be on hold, the Hills star shows off her fashion-forward thinking in a pair of formal shorts and a loose top for the Richie-Madden Children's Foundation event in L.A.