LONDON, ENGLAND - MAY 16: The Duke and Duchess of Cambridge attend the launch of Heads Together Campaign at Olympic Park on May 16, 2016 in London, England. (Photo by Stuart C. Wilson/Getty Images)
LONDON, ENGLAND - MAY 16: The Duke and Duchess of Cambridge attend the launch of Heads Together Campaign at Olympic Park on May 16, 2016 in London, England. (Photo by Stuart C. Wilson/Getty Images)