LONDON, ENGLAND - NOVEMBER 17:  Prince William, The Duke of Cambridge (5th R) and the Football Association Chairman Greg Dyke (1st R), British Prime Minister David Cameron (3rd R) and Didier Deschamps, Head Coach of France (1sr L) sing the French national anthem prior to on during the national anthems prior to the International Friendly match between England and France at Wembley Stadium on November 17, 2015 in London, England.  (Photo by Paul Gilham/Getty Images)