BEVERLY HILLS, CA - JANUARY 12: Actress Nicole Kidman arrives at the 6th Biennial UNICEF Ball at the Beverly Wilshire Four Seasons Hotel on January 12, 2016 in Beverly Hills, California. (Photo by Axelle/Bauer-Griffin/FilmMagic)
BEVERLY HILLS, CA - JANUARY 12: Actress Nicole Kidman arrives at the 6th Biennial UNICEF Ball at the Beverly Wilshire Four Seasons Hotel on January 12, 2016 in Beverly Hills, California. (Photo by Axelle/Bauer-Griffin/FilmMagic)