MONTE-CARLO, MONACO - MARCH 19: Princess Alexandra of Hanover attends The 62nd Rose Ball To Benefit The Princess Grace Foundation at Sporting Monte-Carlo on March 19, 2016 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONTE-CARLO, MONACO - MARCH 19: Princess Alexandra of Hanover attends The 62nd Rose Ball To Benefit The Princess Grace Foundation at Sporting Monte-Carlo on March 19, 2016 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)