Last Night's Look: Hit or Miss?

Check out the head-turning outfits Jennifer Lopez, Rachel McAdams and more stars were just spotted in! Then decide – fabulous or fashion faux pas?

ADRIANA LIMA

Also at the IWC event, the supermodel plays peekaboo in a shoulder-baring, supershort white Kimberly Ovitz mini worn with sparkling Rene Caovilla sandals and a metallic clutch.