This Sunday, during the Billboard Music Awards 2018, Christina Aguilera and Demi Lovato hit the stage together!
The two powerhouse singers belted out their new song, "Fall In Line."
The crowd went crazy for the performance. You can even see Tyra Banks say, "That was powerful!" The whole award show was hosted by another amazing vocalist, Kelly Clarkson.
Check out the performance and tell us what you think!