Last Night's Look: Hit or Miss?

Vote on this week's styles by Blake Lively, Mariah Carey and more stars! You decide – are they fashionistas or flops?

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EMMA WATSON

Forget the little black dress! The Harry Potter star makes a fashion forward statement in a black leather Rodarte dress with bold blue draped front and white ombré tulle skirt with matching satin shoes at the Harvey Nichols dinner in honor of the brand in London.

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