In the K-pop culture, groups always assign a leader. Though age is not a requirement to lead a K-pop group, several times hail the eldest member of the band as its sole leader. The leader's responsibility plays a tremendous job than the remaining band members, as they take a regulatory role.
Although BTS is enjoying their hard-earned success nowadays, they have been struggling in the past to achieve where they are now, and the road wasn't easy to take. Here are some memorable moments BTS made fans teared up.