Lights! Camera! Cannes!Kristen Stewart, Reese Witherspoon and more look très chic at the French awards festival known as much for fashion as it is for film

  • KRISTEN STEWART photo | Kristen Stewart

Credit: Mike Marsland/Wireimage

Updated: Sunday May 27, 2012 | 03:30 PM EDT By: Alex Apatoff & Christie LaRusso

KRISTEN STEWART

Red alert! Kristen may be setting a new record for most glam at Cannes in her plunging crimson Reem Acra gown, complete with lace inserts and a seriously sexy back – which she wore to the premiere of love Robert Pattinson's film Cosmopolis.