Last Night's Look: Hit or Miss?

Vote on this week's styles including Jennifer Lopez, Kim Kardashian and more stars! You decide – are they fashionistas or flops?

SCARLETT JOHANSSON

The star flaunts her slimmer physique in a belted cream Dolce & Gabbana tank dress and peep-toe Christian Louboutin booties while touting Iron Man 2 at Comic-Con.