Last Night's Look: Hit or Miss?

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

  • SIENNA MILLER photo | Sienna Miller

Credit: Chung Sung-Jun/Getty

Updated: Friday Jul 31, 2009 | 11:20 AM EDT

SIENNA MILLER

There's nothing army-issue about the G.I. Joe: The Rise of Cobra actress's graphic-printed Diane von Furstenberg minidress and sky-high booties, which she wore for a press conference in South Korea.