Country star Kacey Musgraves will perform on 'SNL' for the first time.
Cardi B will perform on the sketch comedy show for the first time.
Arcade Fire will perform on the "SNL" stage for the fifth time.
James Bay will perform on "SNL."
The saga continues…
"New Rules" singer Dua Lipa is slated to perform.
Chris Stapleton will perform on 'SNL.'
"I pitched him an idea that he weirdly didn't want to do," Colin Jost said.
Troye Sivan will give his first "SNL" performance.
Halsey will perform on the NBC show.
SZA will hit the "SNL" stage with tracks from her Grammy-nominated album "CTRL."
The hosting gig marks Ronan's first time on the sketch comedy show.
The NBC sketch comedy show picks back up on Saturday.
"'Ooh, thanks,' she said, and blew me a kiss. I caught it and put it in my mouth. Nice."