Princess Caroline of Hanover, Pierre Casiraghi and his wife Beatrice Borromeo, Stefano Casiraghi and Francesco Casiraghi, Alexandra of Hanover stand on the Palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Charlene, Prince Jacques and Princess Gabriella, Princess Caroline of Hanover attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2022. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover, Pierre Casiraghi and his wife Beatrice Borromeo, Stefano Casiraghi and Francesco Casiraghi, Alexandra of Hanover stand on the Palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2022. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Charlotte Casiraghi, Pierre Casiraghi, Stefano Casiraghi and Francesco Casiraghi stand on the Palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2022. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Pierre Casiraghi, Stefano Casiraghi and Francesco Casiraghi stand on the Palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Charlene, Princess Caroline of Hanover and Princess Stephanie leave after a mass at Monaco Cathedral during the celebrations marking Monaco's National Day, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Charlene, Princess Caroline of Hanover and Princess Stephanie leave after a mass at Monaco Cathedral during the celebrations marking Monaco's National Day, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Charlene, Princess Caroline of Hanover and Princess Stephanie leave after a mass at Monaco Cathedral during the celebrations marking Monaco's National Day, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Charlene, Princess Caroline of Hanover and Princess Stephanie leave after a mass at Monaco Cathedral during the celebrations marking Monaco's National Day, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, left, and Princess Charlene, second left, followed with Princess Stephanie of Monaco, second right, and Princess Caroline of Hanover, right, arrive for a mass ceremony at the Monaco cathedral as part of ceremonies marking National Day, in Monaco November 19, 2022. Daniel Cole/Pool via REUTERS 

Princess Caroline of Hanover attends a mass ceremony at the Monaco cathedral as part of ceremonies marking National Day, in Monaco November 19, 2022. Daniel Cole/Pool via REUTERS 

Prince Albert II of Monaco, center right, and Princess Charlene, second left, with Princess Caroline of Hanover, left, and Princess Stephanie of Monaco, second right, attend a mass ceremony at the Monaco cathedral as part of ceremonies marking National Day, in Monaco November 19, 2022. Daniel Cole/Pool via REUTERS 

Archbishop of Monaco Dominique-Marie David welcomes Prince Albert II of Monaco, Princess Charlene, Princess Caroline of Hanover and Princess Stephanie as they arrive to attend a mass at Monaco Cathedral during the celebrations marking Monaco's National Day, November 19, 2022. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Caroline of Hanover and designer Christian Louboutin pose during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Prince Albert II of Monaco, Princess Caroline of Hanover and designer Christian Louboutin pose during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Prince Albert II of Monaco, Princess Caroline of Hanover and designer Christian Louboutin pose during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Princess Caroline of Hanover, Prince Albert II of Monaco and Christian Louboutin pose for a photocall during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Pierre Casiraghi, his wife Beatrice Borromeo, Andrea Casiraghi, his wife Tatiana Santo Domingo, Princess Caroline of Hanover, Prince Albert II of Monaco, Christian Louboutin, Charlotte Casiraghi, her husband French producer Dimitri Rassam, Ben-Sylvester Strautmann and Alexandra of Hanover, pose for a photocall during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Pierre Casiraghi, his wife Beatrice Borromeo, Andrea Casiraghi, his wife Tatiana Santo Domingo, Princess Caroline of Hanover, Prince Albert II of Monaco, Christian Louboutin, Charlotte Casiraghi, her husband French producer Dimitri Rassam, Ben-Sylvester Strautmann and Alexandra of Hanover, pose for a photocall during the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Princess Caroline of Hanover and designer Christian Louboutin attend the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Prince Albert II of Monaco, Princess Caroline of Hanover and Christian Louboutin attend the Bal de la Rose (Rose Ball), in Monaco, July 8, 2022. Valery Hache/Pool via REUTERS 

Albert II of Monaco, Princess Caroline of Hanover, Prince Jacques and Princess Gabriella stand on the palace balcony during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Princess Caroline of Hanover and Prince Jacques of Monaco stand on the palace balcony during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco, Princess Caroline of Hanover, Prince Jacques and Princess Gabriella stand on the palace balcony during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco, Princess Caroline of Hanover, Prince Jacques and Princess Gabriella stand on the palace balcony during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco and Princess Caroline of Hanover leave Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco and Princess Caroline of Hanover leave Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco and Princess Caroline of Hanover leave Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco and Princess Caroline of Hanover leave Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Albert II of Monaco and Princess Caroline of Hanover leave Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Archbishop of Monaco Dominique-Marie David, Princess Caroline of Hanover and Albert II of Monaco arrive at Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, wearing a protective face mask, arrives at Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Archbishop of Monaco Dominique-Marie David and Princess Caroline of Hanover arrive at Monaco cathedral during the traditional Sainte Devote procession in Monaco, January 27, 2022. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Princess Gabriella of Monaco, Louis Ducruet, Prince Albert II of Monaco, Prince Jacques of Monaco and Melanie-Antoinette de Massy watch the symbolic burning of a sailboat during the Sainte Devote festivities, in Monaco, January 26, 2022. Daniel Cole/Pool via REUTERS 

Louis Ducruet, Princess Gabriella of Monaco, Prince Albert II of Monaco, Prince Jacques of Monaco, Princess Caroline of Hanover and Melanie-Antoinette de Massy attend the Sainte Devote festivities, in Monaco, January 26, 2022. Daniel Cole/Pool via REUTERS 

Princess Caroline of Hanover, Prince Albert II of Monaco, Princess Gabriella of Monaco and Prince Jacques of Monaco attend the Sainte Devote festivities, in Monaco, January 26, 2022. Daniel Cole/Pool via REUTERS 

Louis Ducruet, Princess Gabriella of Monaco, Prince Albert II of Monaco, Prince Jacques of Monaco, Princess Caroline of Hanover and Melanie-Antoinette de Massy attend the Sainte Devote festivities, in Monaco, January 26, 2022. Daniel Cole/Pool via REUTERS 

Princess Caroline of Hanover and Princess Gabriella of Monaco set alight a sailboat during the Sainte Devote festivities, in Monaco, January 26, 2022. Daniel Cole/Pool via REUTERS 

Prince Albert II of Monaco, Prince Jacques, Princess Gabriella, Princess Caroline of Hanover, Pierre Casiraghi and his wife Beatrice Borromeo inaugurate the Christmas village in Monaco, December 3, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Prince Jacques, Princess Gabriella and Princess Caroline of Hanover inaugurate the Christmas village in Monaco, December 3, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Prince Jacques, Princess Gabriella and Princess Caroline of Hanover inaugurate the Christmas village in Monaco, December 3, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Prince Jacques, Princess Gabriella and Princess Caroline of Hanover inaugurate the Christmas village in Monaco, December 3, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Prince Jacques, Princess Gabriella and Princess Caroline of Hanover inaugurate the Christmas village in Monaco, December 3, 2021. REUTERS/Eric Gaillard/Pool 

Beatrice Borromeo, Princess Caroline of Hanover, Francesco Casiraghi and Stefano Casiraghi stand on the palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2021. REUTERS/Eric Gaillard 

Prince Albert II of Monaco, Princess Caroline of Hanover and Princess Stephanie wave as they stand on the palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2021. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover, Alexandra of Hanover, Pierre Casiraghi, Beatrice Borromeo and Sacha, India, Maximilian, Francesco and Stefano Casiraghi stand on the palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2021. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Alexandra of Hanover, Pierre Casiraghi, Beatrice Borromeo and Sacha, India, Maximilian, Francesco and Stefano Casiraghi stand on the palace balcony during the celebrations marking Monaco's National Day in Monaco, November 19, 2021. REUTERS/Eric Gaillard 

Princess Caroline of Hanover, Prince Jacques and Princess Gabriella of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover, Prince Jacques and Princess Gabriella of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover and Prince Jacques of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Princess Caroline of Hanover and Prince Jacques of Monaco attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool 

Prince Albert II of Monaco, Princess Caroline of Hanover, Princess Stephanie, Prince Jacques and Princess Gabriella attend celebrations marking Monaco's National Day at the Palace in Monaco, November 19, 2021. REUTERS/Eric Gaillard/Pool