Last Night's Look: Hit or Miss?

Vote on this week's styles including Taylor Swift, Leighton Meester and more stars! You decide – are they fashionistas or flops?

CAMERON DIAZ

The star shows how casual chic is done in her belted Michael Kors top, ripped Seven For All Mankind jeans, LAI clutch, Gemma Redux bracelet and DSquared2 heels at the Nickelodeon Kids' Choice Awards.