정승환 X 최준 ‘그러니까’
Jung Seung Hwan X Choi Joon ‘Promise’

정승환 ‘그러니까’ 영상편지
✔ https://youtu.be/MMb425UCmtQ

Lyrics by 정승환, 최준
Composed by 정승환
Arranged by 서동환

✔ https://youtu.be/kTSm0wh5du8

#정승환#최준#그러니까