VIDEO: Watch Millie Bobby Brown Show Off Her Singing Skills for 'Beat Battle' With Jimmy Fallon

While you wait for Stranger Things 3 to premiere, you can watch Millie Bobby Brown go up against Jimmy Fallon in an epic "Beat Battle" on The Tonight Show.

The battle is a game commonly shown on Fallon's nightly talk show, where his band, The Roots, start up a rhythm to which the host and his guest have to quickly pick and sing songs that match its beat. Singing track after track, each of them have keep the beat going--or else someone loses.

While Brown went for songs that are newer, like tunes from Lizzo, Lorde, Gwen Stefani, and Carly Rae Jepsen, Fallon stuck to classics from the Backstreet Boys, Hall and Oates, Third Eye Blind, and Fleetwood Mac.

Brown made an appearance on Fallon's show to talk about her new movie Godzilla: King of the Monsters. During her interview she discussed her pet tortoises David and Becky, whose names she pronounces in a Northern English "Jon Snow" accent. She joked that she was the Mother of Tortoises, and FaceTimes them while she's away.

You can catch Brown in Godzilla: King of the Monsters in theaters on May 31, and after that, prepare for Stranger Things to hit Netflix on July 4 for its third season.

[h/t: Entertainment Weekly]