Jury president Cate Blanchett wears a Givenchy haute couture gown at the premiere of "BlacKkKlansman" at the 71st international film festival, Cannes, southern France, Monday, May 14, 2018. (Photo by Arthur Mola/Invision/AP)
Jury president Cate Blanchett wears a blue floral gown by Mary Katrantzou at the premiere of "Cold War" at the 71st international film festival, Cannes, southern France, Thursday, May 10, 2018. (Photo by Joel C Ryan/Invision/AP)
Actress Lupita Nyong'o wears a Dior Haute Couture gown at the premiere of "Sorry Angel" at the 71st international film festival, Cannes, southern France, Thursday, May 10, 2018. (Photo by Arthur Mola/Invision/AP)
Model Irina Shayk wears a red Atelier Versace dress at the premiere of "Sorry Angel" at the 71st international film festival, Cannes, southern France, Thursday, May 10, 2018. (Photo by Arthur Mola/Invision/AP)
Model Kendall Jenner wears a white tiered tulle Schiaparelli gown at the premiere of "Girls of The Sun" at the 71st international film festival, Cannes, southern France, Saturday, May 12, 2018. (Photo by Arthur Mola/Invision/AP)
Model Kendall Jenner wears a white tiered tulle Schiaparelli gown at the premiere of "Girls of The Sun" at the 71st international film festival, Cannes, southern France, Saturday, May 12, 2018. (Photo by Arthur Mola/Invision/AP)
Actress Julianne Moore wears a Givenchy Haute Couture gown at the opening ceremony of the 71st international film festival, Cannes, southern France, Tuesday, May 8, 2018. (Photo by Arthur Mola/Invision/AP)
Jury member Kristen Stewart wears a silver Chanel minidress at the premiere of "BlacKkKlansman" at the 71st international film festival, Cannes, southern France, Monday, May 14, 2018. (Photo by Arthur Mola/Invision/AP)
Model Bella Hadid wears a Julien Macdonald gown at the Fashion For Relief 2018 event during the 71st international film festival, Cannes, southern France, Sunday, May 13, 2018. (Photo by Arthur Mola/Invision/AP)
Actress Aishwarya Rai Bachchan wears a Michael Cinco butterfly gown at the premiere of "Girls of The Sun" at the 71st international film festival, Cannes, southern France, Saturday, May 12, 2018. (Photo by Arthur Mola/Invision/AP)
Actress Aishwarya Rai Bachchan wears a Michael Cinco butterfly gown at the premiere of "Girls of The Sun" at the 71st international film festival, Cannes, southern France, Saturday, May 12, 2018. (Photo by Arthur Mola/Invision/AP)
Actress Helen Mirren wears a blue velvet Elie Saab gown at the premiere of "Girls of The Sun" at the 71st international film festival, Cannes, southern France, Saturday, May 12, 2018. (Photo by Joel C Ryan/Invision/AP)
Actress Deepika Padukone wears a pink gown by Ashi Studio at the premiere of "Ash Is The Purest White" at the 71st international film festival, Cannes, southern France, Friday, May 11, 2018. (Photo by Arthur Mola/Invision/AP)
Model Natasha Poly wears an Atelier Versace gown at the premiere of "BlacKkKlansman" at the 71st international film festival, Cannes, southern France, Monday, May 14, 2018. (Photo by Vianney Le Caer/Invision/AP)
Actress Amber Heard wears a floral Valentino gown at the premiere of "Sorry Angel" at the 71st international film festival, Cannes, southern France, Thursday, May 10, 2018. (Photo by Arthur Mola/Invision/AP)