MONACO – MARCH 27: Pierre Casiraghi and princess Beatrice Borromeo (R) arrive to attend the Monte Carlo Morocco Rose Ball 2010 held at the Sporting Monte Carlo on March 27, 2010 in Monaco, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONACO – MARCH 27: Pierre Casiraghi and princess Beatrice Borromeo (R) arrive to attend the Monte Carlo Morocco Rose Ball 2010 held at the Sporting Monte Carlo on March 27, 2010 in Monaco, Monaco. (Photo by Pascal Le Segretain/Getty Images)