Will Amour see Michael Haneke win his second Palme d'Or? Will the nuttiness of Leos Carax's Holy Motors herald the return of France's prodigal son? Or will someone we've barely heard of and paid almost no attention to sweep to victory? Join us to find out who will win the Cannes film festival's most prestigious prize, the Palme d'Or6.23pm: Hello and welcome to the climactic moments of Cannes 2012, which will reach its crescendo in little over an hour from now, when the Palme d'Or, the Golden Palm, is bestowed by Nanni Moretti and his panel of jurors.Rather appropriately, the skies have opened over Cannes: thunder and lightning are crashing over the Croisette and rain is pounding on the Palais.