LONDON, UNITED KINGDOM - JUNE 04: A group of injured veterans connected with the charity Help For Heros, along with some 10,000 people attend a special picnic in the grounds of Buckingham Palace, ... more 

LONDON, UNITED KINGDOM - JUNE 04: A group of injured veterans connected with the charity Help For Heros, along with some 10,000 people attend a special picnic in the grounds of Buckingham Palace, ahead of the Diamond Jubilee, Buckingham Palace Concert on June 04, 2012 in London, England. For only the second time in it's history, the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne. (Photo by Alastair Grant - WPA Pool/Getty Images) less