Queen Elizabeth II, Camilla, Duchess Of Cornwall And Catherine, Duchess Of Cambridge Visit Fortnum & Mason Store

LONDON, UNITED KINGDOM - MARCH 01: (L-R) Catherine, Duchess of Cambridge, Camilla, Duchess of Cornwall and Mayor of London Boris Johnson look on as Queen Elizabeth II unveils a plaque commemorating the restoration of Piccadilly outside Fortnum & Mason store on March 1, 2012 in London, England. Together with Camilla, Duchess of Cornwall and Catherine, Duchess of Cambridge, Queen Elizabeth II met military personnel and staff, viewed the store's Diamond Jubilee product ranges and unveiled a plaque for the restoration of Piccadilly. (Photo by Paul Grover - WPA Pool/Getty Images)