The two musicians' respective girlfriends, Megan Fox and Kourtney Kardashian, introduced the performance, referring to the artists as "our future baby daddies."
The raw performance began with Kelly, his face covered with thorns, lying on a grave with a statue of an angel above him. Then, he stood up and stepped up to the mic and ripped through the song, as Barker set the pace for the collaboration's thundering rhythm.
Machine Gun Kelly
The pair released their first collaborative project with MGK's 2020 Billboard 200 No. 1 album Tickets to My Downfall, which Barker produced, and earlier this year, they announced the follow-up project Born With Horns.