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

FERGIE AND JOSH DUHAMEL

The singer plays up the glitzy nature of her embellished Marchesa mermaid gown with jewels from Harry Winston, including over $1 million in her hair. Her admiring husband stays in step in his own high-shine Calvin Klein Collection suit and Harry Winston sparklers.