#BTSWeek on @FallonTonight starts TODAY on NBC, and that calls for a sing-a-long. We know you already know all the words to this @BTS_twt song...
— NBC Entertainment (@nbc) September 28, 2020
🎶 'Cause I, I, I'm in the stars tonight 🎶 pic.twitter.com/jcdKwPGR7k