CANNES, France (Reuters) - Woody Allen delighted the crowds at the start of the Cannes film festival on Wednesday with Midnight In Paris, in which Owen Wilson travels back in time and meets the likes of Ernest Hemingway and Pablo Picasso. There was laughter and applause from famously fussy Cannes critics at the press screening, which opened 11 days of red carpets, media interviews, lounging on luxury yachts and late night partying in the glamorous Riviera resort. Hayek is in town to promote her film Puss in Boots. Blockbusters Kung Fu Panda 2 starring Angelina Jolie and Pirates of the Caribbean: On Stranger Tides with Johnny Depp and Penelope Cruz both launch in Cannes. De Niro is in town as head of this years jury whos is very excited to see 20 movies in this amount of time.