"It Was a... (Masked Christmas)" is a song by American television host, actor, and comedian Jimmy Fallon, featuring American singer Ariana Grande and American rapper Megan Thee Stallion. It was released on December 7, 2021, via Republic Records. The song was written by Fallon, Gregory Hein, Ido Zmishlany, Myles William, and Rami Yacoub, and produced by Zmishlany and William.[1] It is Fallon's first Christmas single in nearly four years since his 2017 cover of "Wonderful Christmastime" by Paul McCartney,[2] and also his first official single since "Ew!" with will.i.am (2014).[3] The song is included on the track listing of Fallon's upcoming album, Holiday Seasoning (2024).[4]