The Duke And Duchess Of Cambridge Attend St Patrick's Day Parade At Mons Barracks [Getty Images]

ALDERSHOT, ENGLAND - MARCH 17: Prince William, Duke of Cambridge attends the St Patrick's Day Parade at Mons Barracks on March 17, 2015 in Aldershot, England. (Photo by Mark Cuthbert/UK Press via Getty Images)

UK Press Mark Cuthbert