2011 Metropolitan Museum Costume Institute GalaHollywood's hottest – including Jennifer Lopez, Sarah Jessica Parker, Beyoncé – turned out to fête late, great designer Alexander McQueen

  • ASHLEY OLSEN photo | Ashley Olsen

Credit: Kevin Mazur/WireImage

Updated: Monday May 02, 2011 | 08:00 PM EDT By: Alex Apatoff

ASHLEY OLSEN

Evoking another famous wedding gown, the star shows off her shoulders in a puffy-sleeved vintage Dior Couture frock, metallic Christian Louboutin pumps and Van Cleef & Arpels sparklers.