On August 7, Halsey shared the images with the idol group below on Twitter along with the message, "You know there was no way I'd come all the way to Seoul without seeing these guys. Can't wait to see them play Staples center!!! I'm HELLA proud."
BTS and Halsey were first spotted together at the 'Billboard Music Awards' in 2017, and there were previously rumors the two acts would be collaborating.
Stay tuned for updates on BTS! Do you want to see BTS x Halsey collaborate?