Mandatory Credit: Photo by Dominic Lipinski/WPA Pool/Shutterstock (12192083a) (left to right) Guy Monson, a member of the statue committee, Prince Harry, Prince William and garden designer Pip Morrison, during the unveiling of a statue they commissioned of the Dukes' mother Diana, Princess of Wales, in the Sunken Garden at Kensington Palace, London, on what would have been her 60th birthday Princess Diana 60th Birthday, London, UK - 01 Jul 2021