Sep 12, 2017
World-famous K-pop boy group BTS congratulated fellow member's birthday together.
BTS member Rap Monster was born on September 12, 1994, turning 23 years old this year.
Meanwhile, '#HappyNamjoonDay' was trending on Twitter, as BTS fans worldwide wrote thousands of congratulatory messages for him.
Happy birthday, Rap Monster!
(Credit= 'BTS_twt' Twitter)
(SBS Star)