British actress Emma Watson (C) smiles on May 16, 2013 flanked by US actresses Taissa Farmiga (L) and Claire Julien (R) during the opening ceremony of the Un Certain Regard section at the 66th edition of the Cannes Film Festival in Cannes. Cannes, one of the world's top film festivals, opened on May 15 and will climax on May 26 with awards selected by a jury headed this year by Hollywood legend Steven Spielberg. AFP PHOTO / VALERY HACHE