Last Night's Look: Hit or Miss?

Vote on this week's styles including Halle Berry, Rihanna and more stars! You decide – are they fashionistas or flops?

CAMERON DIAZ

Bringing her California chic to London, Diaz hits a stylish note in a brass-button navy blazer topped with a gray scarf, skinny jeans and boots for the Technology, Entertainment and Design Global Conference.

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