COPENHAGEN, DENMARK - MAY 26: Princess Olympia of Greece and Prince Achileas-Andreas of Greece during the gala banquet on the occasion of The Crown Prince's 50th birthday at Christiansborg Palace Chapel on May 26, 2018 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
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Getty Images Entertainment Patrick van Katwijk

COPENHAGEN, DENMARK - MAY 26: Princess Olympia of Greece and Prince Achileas-Andreas of Greece during the gala banquet on the occasion of The Crown Prince's 50th birthday at Christiansborg Palace Chapel on May 26, 2018 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk

COPENHAGEN, DENMARK - MAY 26: Princess Olympia of Greece and Prince Achileas-Andreas of Greece during the gala banquet on the occasion of The Crown Prince's 50th birthday at Christiansborg Palace Chapel on May 26, 2018 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk

COPENHAGEN, DENMARK - MAY 26: Princess Olympia of Greece during the gala banquet on the occasion of The Crown Prince's 50th birthday at Christiansborg Palace Chapel on May 26, 2018 in Copenhagen, Denmark. (Photo by Patrick van Katwijk/Getty Images)
Getty Images

Getty Images Entertainment Patrick van Katwijk