A trailer for the music video was released on April 7, 2019, with a 13-second clip of the song towards the end. The teaser features Halsey working in a ticket booth before walking outside to find BTS sitting on a couch. On April 10, 2019, a second teaser was released, featuring close-ups of the band. The official music video was released on YouTube on April 12 at 6 PM KST. The band performed the song for the first time on April 13, 2019, as the musical guests on "Saturday Night Live" (making them the first K-Pop Group to perform on the show) and performed it with Halsey at the 2019 "Billboard" Music Awards held on May 1, 2019. BTS started their Korean promotion on April 18, 2019, on "M Countdown." They performed the song again to kick off "Good Morning America"s Summer Concert at New York's Central Park on May 15, 2019 with their 2016 single, Fire. On May 16, 2019, BTS performed the song at "The Late Show with Stephen Colbert". On May 21, 2019, they performed the song at "The Voice"s finale. On May 30, 2019, they also performed the song at "Britain Got Talent"s semi-final.