Costume Institute Gala: See the Dresses!

J.Lo, Renée and a pregnant Naomi Watts wow the NYC crowd. By Andrea DeSimone

  • JENNIFER LOPEZ  photo | Jennifer Lopez

Credit: Gilbert Flores/Celebrity Photo

Updated: Tuesday May 08, 2007 | 01:00 PM EDT

JENNIFER LOPEZ

The singer was '40s glam in a long silver beaded Marchesa dress with Roger Vivier clutch.