The Most Glam Night of Cannes: amfAR Gala 2013Jessica Chastain, Rosario Dawson, Heidi Klum and more stars turn out in gorgeous designer creations at the annual amfAR fête

ALESSANDRA AMBRÓSIO

Usually it's her street style we're crushing on, but this time it's her blush-colored Zuhair Murad gown with beaded embroidery and sweeping train that has us drooling.