Happy 18th birthday~ 

생일축하합니다~ 생일축하합니다~ 사랑해 정국오빠~ 생일축하합니다!!!!

#happyKookieDay

Pic spam ahead, you have been warned

And woah when I saw this pic: 

So the order turned it wrong and didn't come out like I wanted it to be, but it's all Jungkook anyway. 

방탄소년단 파이팅! 정국오빠 파이팅! 사랑해요! 방탄소년단 짱!