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

JESSICA CHASTAIN

We never get tired of watching Jessica work the red carpet. Case in point, this scarlet one-shoulder Saint Laurent dress with a sexy front cutout.