The 28-year-old actress/singer is taking on Empire star Bryshere Y. Gray, who dresses up as Taylor Swift for his performance!
Rumer sings Blu Cantrell‘s 2001 song “Hit ‘Em Up Style (Oops!),” which you can watch below!
“Just a little taste of the 🔥 you’re gonna see tomorrow on @spikelsb for my battle against @yazzthegreatest,” Rumertweeted.
Lip Sync Battle airs on Thursday, May 18 @ 10PM ET/PT on Spike.
Rumer Willis Sings “Hit ‘Em Up Style” Preview