LUTON, ENGLAND - AUGUST 24: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge arrive at Youthscape on August 24, 2016 in Luton, England. (Photo by Chris Jackson/Getty Images)
LUTON, ENGLAND - AUGUST 24: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge arrive at Youthscape on August 24, 2016 in Luton, England. (Photo by Chris Jackson/Getty Images)