MONTE-CARLO, MONACO - JULY 28: Princess Charlene of Monaco and Prince Albert II of Monaco attend the 69th Monaco Red Cross Ball Gala at Sporting Monte-Carlo on July 28, 2017 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONTE-CARLO, MONACO - JULY 28: Princess Charlene of Monaco and Prince Albert II of Monaco attend the 69th Monaco Red Cross Ball Gala at Sporting Monte-Carlo on July 28, 2017 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONTE-CARLO, MONACO - JULY 28: Princess Charlene of Monaco and Prince Albert II of Monaco attend the 69th Monaco Red Cross Ball Gala at Sporting Monte-Carlo on July 28, 2017 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONTE-CARLO, MONACO - JULY 28: Princess Charlene of Monaco attends the 69th Monaco Red Cross Ball Gala at Sporting Monte-Carlo on July 28, 2017 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
MONTE-CARLO, MONACO - JULY 28: Princess Charlene of Monaco attends the 69th Monaco Red Cross Ball Gala at Sporting Monte-Carlo on July 28, 2017 in Monte-Carlo, Monaco. (Photo by Pascal Le Segretain/Getty Images)
