Last Night's Look: Hit or Miss?

Vote on this week's styles including Blake Lively, Ashlee Simpson-Wentz and more stars! You decide – are they fashionistas or flops?

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ZOE SALDANA

From space to Cannes, the Star Trek star goes for gold in her nude sari-style dress with metallic accessories – including Sergio Rossi sandals – and a high ponytail for the amfAR party.