Last Night's Look: Hit or Miss?

Vote on this week's styles including Diane, Vanessa, Katie and more stars! You decide – are they fashionistas or flops?

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EVA LONGORIA

The single star keeps her style playful in a silken Ani halter, embellished Jenny Packham pants, Vita Fede clutch and Brian Atwood shoes the opening of Tom Ford's flagship store in Beverly Hills.