This fall, a train ride from Paris to Istanbul takes a sinister turn.
'You can do anything!' Sia cries through an atmosphere-piercing chorus.
Other hopefuls include Sasheer Zamata as Janelle Monae and Taran Killam as Joseph Gordon-Levitt.
Plus, the show's 25th broadcast will add two brand new categories.
See Lupita Nyong'o, Zendaya, Sarah Hyland and some stars in costume on the red carpet.