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


Following her week of sexy Paris street style, the singer returns stateside in a big way, flaunting her figure in curve-hugging, embellished Emilio Pucci, Lorraine Schwartz jewels and Sergio Rossi heels.