Lea Seydoux (left) kisses Adele Exarchopoulos before a Cannes screening of "Blue is the Warmest Colour" on May 23, 2013

French actress Lea Seydoux (left) kisses fellow actress Adele Exarchopoulos as they arrive for the screening of the film “Blue is the Warmest Colour” at Cannes on May 23, 2013