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BORGHOLM, SWEDEN - JULY 14: Prince Daniel of Sweden, Princess Estelle of Sweden and Crown Princess Victoria of Sweden attend the celebrations of Crown Princess Victoria of Sweden's 40th birthday at Borgholm IP on July 14, 2017 in Borgholm, Sweden. (Photo by Andreas Rentz/Getty Images)

BORGHOLM, SWEDEN - JULY 14:  Prince Daniel of Sweden, Princess Estelle of Sweden and Crown Princess Victoria of Sweden attend the celebrations of Crown Princess Victoria of Sweden's 40th birthday at Borgholm IP on July 14, 2017 in Borgholm, Sweden.  (Photo by Andreas Rentz/Getty Images)

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BORGHOLM, SWEDEN - JULY 14: Prince Carl Philip of Sweden and Princess Sofia of Sweden attend the celebrations of Crown Princess Victoria of Sweden's 40th birthday at Borgholm IP on July 14, 2017 in Borgholm, Sweden. (Photo by Andreas Rentz/Getty Images)

BORGHOLM, SWEDEN - JULY 14:  Prince Carl Philip of Sweden and Princess Sofia of Sweden attend the celebrations of Crown Princess Victoria of Sweden's 40th birthday at Borgholm IP on July 14, 2017 in Borgholm, Sweden.  (Photo by Andreas Rentz/Getty Images)

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BORGHOLM, SWEDEN - JULY 14: Princess Madeleine of Sweden and her husband Chris O'neill attend the Victoria day celebration on the occasion of The Crown Princess Victoria of Sweden's 40th birthday celebrations at stadion on July 14, 2017 in Borgholm, Sweden. (Photo by Patrick van Katwijk/Getty Images)

BORGHOLM, SWEDEN - JULY 14: Princess Madeleine of Sweden and her husband Chris O'neill attend the Victoria day celebration on the occasion of The Crown Princess Victoria of Sweden's 40th birthday celebrations at stadion on July 14, 2017 in Borgholm, Sweden.  (Photo by Patrick van Katwijk/Getty Images)