Musical guests Foo Fighters released their ninth album, Concrete and Gold, earlier in the year and are also in the running for numerous Grammys. She'll finally get a chance to show off her comedic chops.

SZA will provide the musical entertainment for the episode, as well. This visit is to promote their 14th studio album, "Songs of Experience", out December 1. The band has their 14th album "Songs of Experience" arriving the day before SNL airs, so they'll be bringing some of their new songs to Studio 8H.

Saoirse Ronan is a NY native, but she grew up in Ireland, so who better to join her as musical host than U2?

In addition, R&B songstress SZA will make her first=ever SNL debut on December 9, and perform alongside host James Franco, who has already been on the show three other times.

Hart has been the host of Saturday Night Live twice before, but will arrive this time in order to promote Jumanji: Welcome to the Jungle, which hits theaters on December 20.

SZA will perform on the December 10 episode.