Last Night's Look: Hit or Miss?

Vote on this week's styles including Eva Longoria Parker, Victoria Beckham and more stars! You decide – are they fashionistas or flops?

  • SIENNA MILLER photo | Sienna Miller

Credit: Gotcha Images/Splash News Online

Updated: Monday Sep 06, 2010 | 06:00 AM EDT

SIENNA MILLER

Sienna makes them green with envy in a backless belted Twenty8Twelve dress, patent pumps and bangle bracelet while out with friends in London.