The Duke And Duchess Of Cambridge And Prince Harry Visit The White Garden In Kensington Palace [Getty Images]

LONDON, ENGLAND - AUGUST 30: Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge visit The Sunken Garden at Kensington Palace on August 30, 2017 in London, England. The garden has been transformed into a White Garden dedicated in the memory of Princess Diana, mother of The Duke of Cambridge and Prince Harry. (Photo by Samir Hussein/Samir Hussein/WireImage)

WireImage Samir Hussein