LONDON, ENGLAND - JUNE 03: Camilla, Duchess of Cornwall and Prince Charles, Prince of Wales arrive for the Lord Mayor's reception for the National Service of Thanksgiving at The Guildhall on June 03, 2022 in London, England. The Platinum Jubilee of Elizabeth II is being celebrated from June 2 to June 5, 2022, in the UK and Commonwealth to mark the 70th anniversary of the accession of Queen Elizabeth II on 6 February 1952.  (Photo by Chris Jackson/Getty Images)
Britain's Prince William, Duke of Cambridge, (C) and his wife Britain's Catherine, Duchess of Cambridge arrive for a reception hosted by the Lord Mayor of London at The Guildhall in London on June 3, 2022 as part of Queen Elizabeth II's platinum jubilee celebrations. - Queen Elizabeth II kicked off the first of four days of celebrations marking her record-breaking 70 years on the throne, to cheering crowds of tens of thousands of people. (Photo by Paul ELLIS / AFP) (Photo by PAUL ELLIS/AFP via Getty Images)
LONDON, ENGLAND - JUNE 03: Princess Eugenie and Princess Beatrice arrive for the Lord Mayor's reception for the National Service of Thanksgiving at The Guildhall on June 03, 2022 in London, England. The Platinum Jubilee of Elizabeth II is being celebrated from June 2 to June 5, 2022, in the UK and Commonwealth to mark the 70th anniversary of the accession of Queen Elizabeth II on 6 February 1952.  (Photo by Chris Jackson/Getty Images)
LONDON, ENGLAND - JUNE 03: Zara Tindall and Sophie Winkleman arrive for the Lord Mayor's reception for the National Service of Thanksgiving at The Guildhall on June 03, 2022 in London, England. The Platinum Jubilee of Elizabeth II is being celebrated from June 2 to June 5, 2022, in the UK and Commonwealth to mark the 70th anniversary of the accession of Queen Elizabeth II on 6 February 1952.  (Photo by Chris Jackson/Getty Images)
LONDON, ENGLAND - JUNE 03: Lady Louise Windsor arrives for the Lord Mayor's reception for the National Service of Thanksgiving at The Guildhall on June 03, 2022 in London, England. The Platinum Jubilee of Elizabeth II is being celebrated from June 2 to June 5, 2022, in the UK and Commonwealth to mark the 70th anniversary of the accession of Queen Elizabeth II on 6 February 1952.  (Photo by Chris Jackson/Getty Images)