Last Night's Look: Hit or Miss?

Vote on this week's styles including Sienna Miller, Nicole Richie and more stars! You decide – are they fashionistas or flops?

MALIN AKERMAN

Showing off a seriously toned figure, the Watchmen star keeps it simple in a burgundy halter minidress and neutral strappy sandals at the Supperclub and Instyle dinner party in Los Angeles.

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