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CAP D'ANTIBES, FRANCE - MAY 20: Peggy Siegal (L) and Lily Collins attend the Vanity Fair and HBO Dinner celebrating the Cannes Film Festival at Hotel du Cap-Eden-Roc on May 20, 2017 in Cap d'Antibes, France. (Photo by David M Benett/Dave Benett / Getty Images for Vanity Fair)

CAP D'ANTIBES, FRANCE - MAY 20:  Peggy Siegal (L) and Lily Collins attend the Vanity Fair and HBO Dinner celebrating the Cannes Film Festival at Hotel du Cap-Eden-Roc on May 20, 2017 in Cap d'Antibes, France.  (Photo by David M Benett/Dave Benett / Getty Images for Vanity Fair)