Jelly Roll is knocking more items off his bucket list.

During Post Malone’s “Big Ass World Tour” stop in Detroit, Jelly Roll started rapping the opening bars of the iconic “Lose Yourself.” And just when fans thought that alone was wild enough, Detroit’s own Eminem walked out from behind the curtain.

The energy in the room exploded!  Take a look:

(WARNING:  There’s profanity in the video.)