
— 방탄소년단 (@BTS_twt) 2018년 1월 16일
The song that Jungkook was singing is called 'Breathe', composed and written by late SHINee member Jonghyun.
Its moving and soothing lyrics comforted many fans after the tragic loss of the idol star.

▶ [SBS Star] Taeyeon Encourages Lee Hi after Her Emotional 'Breathe' Performance

(Credit= 'BTS_twt' Twitter, 'bangtan.official' Facebook)
(SBS Star)