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

JENNIFER LOPEZ

Feeling hot, hot, hot – pink! PEOPLE'S Most Beautiful woman lives up to her title in a fuchsia peek-a-boo Gucci gown with floral bolero, pink clutch and H. Stern diamonds – worth nearly $500,000.