PARIS, FRANCE - OCTOBER 21: Prince Jean de Luxembourg and Guest attend the 'FIAC 2015 - International Contemporary Art Fair' at Le Grand Palais on October 21, 2015 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)
PARIS, FRANCE - OCTOBER 21: Prince Jean de Luxembourg and Guest attend the 'FIAC 2015 - International Contemporary Art Fair' at Le Grand Palais on October 21, 2015 in Paris, France. (Photo by Bertrand Rindoff Petroff/Getty Images)