Hollywood has its Oscars each Winter, but every fashion girl knows the real glamour doesn't arrive till Spring with the annual Costume Institute Gala at the Metropolitan Museum of Art. Making it well worth the wait, tonight's arrivals turned out a lineup of breathtaking gowns in accordance with this year's Met Gala theme: Manus x Machina: Fashion in an Age of Technology. Inside, see who stunned on the famed staircase on this first Monday in May.