Last Night's Look: Hit or Miss?

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

CAMERON DIAZ

Keeping cool in a leg-baring length, Diaz pairs her bright blue minidress with sky-high Casadei pumps and Jennifer Meyer bangles for an appearance on the Late Show with David Letterman in N.Y.C.