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MONACO - NOVEMBER 19: Princess Caroline of Hanover, Andrea Casiraghi, Tatiana Santo Domingo, Raphael Casiraghi and Charlotte Casiraghi greet the crowd from the palace's balcony during the Monaco National Day Celebrations on November 19, 2016 in Monaco, Monaco. (Photo by Pascal Le Segretain/Getty Images)

MONACO - NOVEMBER 19:  Princess Caroline of Hanover, Andrea Casiraghi, Tatiana Santo Domingo, Raphael Casiraghi and Charlotte Casiraghi greet the crowd from the palace's balcony during the Monaco National Day Celebrations on November 19, 2016 in Monaco, Monaco.  (Photo by Pascal Le Segretain/Getty Images)