Saturday Night Live: Season 45, Episode 9 - ProjectFreeTV

45 - 9: Scarlett Johansson / Niall Horan

Scarlett Johansson will return to Studio 8H for her sixth appearance as host on Dec. 14. Johansson currently stars in "Marriage Story" and "Jojo Rabbit."

Niall Horan will make his first solo musical guest appearance. His single, "Nice To Meet Ya," has amassed over 100 million global streams since its October release.