Britain's Prince William, Duke of Cambridge (L) and Britain's Prince Harry, Duke of Sussex unveil a statue of their mother, Princess Diana at The Sunken Garden in Kensington Palace, London on July 1, 2021, which would have been her 60th birthday. - Princes William and Harry set aside their differences on Thursday to unveil a new statue of their mother, Princess Diana, on what would have been her 60th birthday. (Photo by Dominic Lipinski / POOL / AFP) (Photo by DOMINIC LIPINSKI/POOL/AFP via Getty Images)
Britain's Prince William, Duke of Cambridge (L) and Britain's Prince Harry, Duke of Sussex chat ahead ofthe unveiling of a statue of their mother, Princess Diana at The Sunken Garden in Kensington Palace, London on July 1, 2021, which would have been her 60th birthday. - Princes William and Harry set aside their differences on Thursday to unveil a new statue of their mother, Princess Diana, on what would have been her 60th birthday. (Photo by Yui Mok / POOL / AFP) (Photo by YUI MOK/POOL/AFP via Getty Images)
Britain's Prince William, Duke of Cambridge (R) and Britain's Prince Harry, Duke of Sussex chat during the unveiling of a statue of their mother, Princess Diana at The Sunken Garden in Kensington Palace, London on July 1, 2021, which would have been her 60th birthday. - Princes William and Harry set aside their differences on Thursday to unveil a new statue of their mother, Princess Diana, on what would have been her 60th birthday. (Photo by Dominic Lipinski / POOL / AFP) (Photo by DOMINIC LIPINSKI/POOL/AFP via Getty Images)
LONDON, ENGLAND - JULY 01: Prince William, Duke of Cambridge (left) and Prince Harry, Duke of Sussex unveil a statue they commissioned of their mother Diana, Princess of Wales, in the Sunken Garden at Kensington Palace, on what would have been her 60th birthday on July 1, 2021 in London, England. Today would have been the 60th birthday of Princess Diana, who died in 1997. At a ceremony here today, her sons Prince William and Prince Harry, the Duke of Cambridge and the Duke of Sussex respectively, will unveil a statue in her memory. (Photo by Dominic Lipinski - WPA Pool/Getty Images)
Britain's Prince Harry, Duke of Sussex gestures at the unveiling of a statue of his mother, Princess Diana at The Sunken Garden in Kensington Palace, London on July 1, 2021, which would have been her 60th birthday. - Princes William and Harry set aside their differences on Thursday to unveil a new statue of their mother, Princess Diana, on what would have been her 60th birthday. (Photo by Dominic Lipinski / POOL / AFP) (Photo by DOMINIC LIPINSKI/POOL/AFP via Getty Images)
Charles Spencer, brother of Britain's Princess Diana arrives at Kensington Palace for the unveiling of a new statue to his sister on what have been Princess Diana's 60th birthday in London on July 1, 2021. - Princes William and Harry will unveil a new statue of their mother, Princess Diana in the garden of Diana's former London home at Kensington Palace, in a stripped-back ceremony due to the coronavirus pandemic. (Photo by DANIEL LEAL-OLIVAS / AFP) (Photo by DANIEL LEAL-OLIVAS/AFP via Getty Images)
LONDON, ENGLAND - JULY 01: Tributes to Princess Diana outside the gates of Kensington Palace on what would have been her 60th Birthday on July 01, 2021 in London, England. Today would have been the 60th birthday of Princess Diana, who died in 1997. At a ceremony here tomorrow, her sons William and Harry, the Duke of Cambridge and the Duke of Sussex respectively, will unveil a statue in her memory. (Photo by Chris Jackson/Getty Images)
Tributes are attached to the gates of Kensington Palace to celebrate what would have been Princess Diana's 60th birthday in London on July 1, 2021. - Princes William and Harry will unveil a new statue of their mother, Princess Diana in the garden of Diana's former London home at Kensington Palace, in a stripped-back ceremony due to the coronavirus pandemic. (Photo by DANIEL LEAL-OLIVAS / AFP) (Photo by DANIEL LEAL-OLIVAS/AFP via Getty Images)
Pedestrians look at wreaths and pictures attached to the gates of Kensington Palace to celebrate what would have been Princess Diana's 60th birthday in London on July 1, 2021. - Princes William and Harry will unveil a new statue of their mother, Princess Diana in the garden of Diana's former London home at Kensington Palace, in a stripped-back ceremony due to the coronavirus pandemic. (Photo by DANIEL LEAL-OLIVAS / AFP) (Photo by DANIEL LEAL-OLIVAS/AFP via Getty Images)
Tributes are attached to the gates of Kensington Palace to celebrate what would have been Princess Diana's 60th birthday in London on July 1, 2021. - Princes William and Harry will unveil a new statue of their mother, Princess Diana in the garden of Diana's former London home at Kensington Palace, in a stripped-back ceremony due to the coronavirus pandemic. (Photo by DANIEL LEAL-OLIVAS / AFP) (Photo by DANIEL LEAL-OLIVAS/AFP via Getty Images)
LONDON, ENGLAND - JULY 01: Media crews broadcast from a designated area as fans and supporters gather to mark what would have been the 60th birthday of Princess Diana, at Kensington Palace on July 01, 2021 in London, England. Princess Diana would have celebrated her 60th birthday today had she not been killed in a car crash in a Paris tunnel in August 1997. At a ceremony today her sons William, The Duke of Cambridge, and Harry, The Duke of Sussex, will unveil a statue in her memory. (Photo by Leon Neal/Getty Images)
LONDON, ENGLAND - JULY 01: Tributes to Princess Diana outside the gates of Kensington Palace on what would have been her 60th Birthday on July 01, 2021 in London, England. Today would have been the 60th birthday of Princess Diana, who died in 1997. At a ceremony here tomorrow, her sons William and Harry, the Duke of Cambridge and the Duke of Sussex respectively, will unveil a statue in her memory. (Photo by Chris Jackson/Getty Images)