see more

MONTE-CARLO, MONACO - MARCH 18: (EDITORS NOTE: NO TABLOIDS) - Princess Caroline of Hanover attends the Rose Ball 2017 Secession Viennoise To Benefit The Princess Grace Foundation at Sporting Monte-Carlo on March 18, 2017 in Monte-Carlo, Monaco. (Photo by Luc Castel/Palais Princier/SBM/SC Pool - Corbis/Corbis via Getty Images)

MONTE-CARLO, MONACO - MARCH 18:  (EDITORS NOTE: NO TABLOIDS)  - Princess Caroline of Hanover attends the Rose Ball 2017 Secession Viennoise To Benefit The Princess Grace Foundation at Sporting Monte-Carlo on March 18, 2017 in Monte-Carlo, Monaco.  (Photo by Luc Castel/Palais Princier/SBM/SC Pool - Corbis/Corbis via Getty Images)