LIVERPOOL, ENGLAND - JANUARY 13: Prince William, Prince of Wales and Catherine, Princess of Wales during their visit to Royal Liverpool University Hospital on January 13, 2023 in Liverpool, England. The Prince and Princess of Wales are visiting Merseyside to thank those working in healthcare and mental health support for their work during the winter months. Their engagements take place 2 days after the official release of Prince Harry, Duke of Sussex's book "Spare". (Photo by Karwai Tang/WireImage)
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WireImage Karwai Tang

LIVERPOOL, ENGLAND - JANUARY 13: Prince William, Prince of Wales and Catherine, Princess of Wales during their visit to Royal Liverpool University Hospital on January 13, 2023 in Liverpool, England. The Prince and Princess of Wales are visiting Merseyside to thank those working in healthcare and mental health support for their work during the winter months. Their engagements take place 2 days after the official release of Prince Harry, Duke of Sussex's book "Spare". (Photo by Samir Hussein/WireImage)
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WireImage Samir Hussein

LIVERPOOL, ENGLAND - JANUARY 12: Prince William, Prince of Wales and Catherine, Princess of Wales during their visit to Royal Liverpool University Hospital on January 12, 2023 in Liverpool, England. The Prince and Princess of Wales are visiting Merseyside to thank those working in healthcare and mental health support for their work during the winter months. Their engagements take place days after the official release of Prince Harry, Duke of Sussex's book "Spare". (Photo by Samir Hussein/WireImage)
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WireImage Samir Hussein

LIVERPOOL, ENGLAND - JANUARY 12: Prince William, Prince of Wales and Catherine, Princess of Wales during their visit to Royal Liverpool University Hospital on January 12, 2023 in Liverpool, England. The Prince and Princess of Wales are visiting Merseyside to thank those working in healthcare and mental health support for their work during the winter months. Their engagements take place two days after the official release of Prince Harry, Duke of Sussex's book "Spare". (Photo by Christopher Furlong/Getty Images)
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Getty Images Entertainment Christopher Furlong

LIVERPOOL, ENGLAND - JANUARY 12: Catherine, Princess of Wales walks with Lord-Lieutenant of Merseyside Mark Blundell during her visit with Prince William to Royal Liverpool University Hospital on January 12, 2023 in Liverpool, England. The Prince and Princess of Wales are visiting Merseyside to thank those working in healthcare and mental health support for their work during the winter months. Their engagements take place two days after the official release of Prince Harry, Duke of Sussex's book "Spare". (Photo by Christopher Furlong/Getty Images)
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Getty Images Entertainment Christopher Furlong