Last Night's Look: Hit or Miss?

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

SIENNA MILLER

Hardly mellow yellow! Sienna's neon brogues add a kick to her cardigan-and-jeans ensemble and Miu Miu saddle bag while out and about in London.



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