Last Night's Look: Love It or Leave It?Check out the head-turning outfits Rachel Bilson, Kim Kardashian and more stars were just spotted in! Then decide – fabulous or fashion fail?

COBIE SMULDERS

The Avengers actress flaunts her style superpowers in an abs-baring white lace Rebecca Minkoff mini, paired with JewelMint earrings, a golden box clutch, red lips and matching shoes at the CBS upfronts in N.Y.C.