From Paul Simon to Charli XCX, dozens of artists have etched their name into 30 Rock history since 1975.
Plus, GloRilla is set to make her debut on the series.
Keenan Thompson joins Martin Short and Hozier to celebrate Saturnalia and to hear complaints about the script and set decor
The pop singer recently made her musical-guest debut on the comedy show.
The pop star delivered tracks from her album "The Secret of Us" and its deluxe edition during the Chris Rock-hosted episode on Dec. 14.
Their episodes will follow Shaboozey's previously announced appearance.
The pop star pulled double duty as host and musical guest on the Nov. 16 episode.
The songs are featured on the pop star's Grammy-nominated album, Brat.
The latest promo clips also see Charli XCX promising Marcello Hernández "the nation" will decide if his outfit is "brat" or "brong".
The pop star also performed as musical guest during the Oct. 19 episode.
