Hear Natalie Portman sing a new Sia song in the trailer for her new movie ‘Vox Lux’

• We just got our first glimpse of Natalie Portman singing with the newest trailer for her upcoming movie, “Vox Lux.”
• Portman plays Celeste, a pop star who rose to fame following a violent tragedy she suffered with her sister, Eleanor (played by Stacy Martin).
• Later in her career, Celeste is plagued by scandal and more violence as she also tries to raise her teenage daughter (Raffey Cassidy).
• Willem Dafoe narrates the movie, and Jude Law plays Celeste’s manager.
• Sia wrote original songs for the film.
• “Vox Lux” will hit theaters Friday, December 14.
• Watch the trailer below.

Visit INSIDER’s homepage for more.