Billie Eilish Supports James Cameron at 'Avatar 3' Premiere After Co-Directing Her Upcoming 3D Concert Movie

Billie Eilish is not involved with Avatar: Fire and Ash, but she stepped out to attend the world premiere event to support her friend James Cameron! The Oscar and Grammy-winning entertainer posed with James and his wife Suzy on the red carpet at the premiere on Monday (December 1) at the Dolby Theatre in Hollywood. []