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SAINT-TROPEZ, FRANCE - JULY 22: Prince Albert II of Monaco and Leonardo DiCaprio attend a cocktail reception during The Leonardo DiCaprio Foundation 2nd Annual Saint-Tropez Gala at Domaine Bertaud Belieu on July 22, 2015 in Saint-Tropez, France. (Photo by Handout/Getty Images)

SAINT-TROPEZ, FRANCE - JULY 22: Prince Albert II of Monaco and Leonardo DiCaprio attend a cocktail reception during The Leonardo DiCaprio Foundation 2nd Annual Saint-Tropez Gala at Domaine Bertaud Belieu on July 22, 2015 in Saint-Tropez, France.  (Photo by Handout/Getty Images)