City Hunter OST
Suddenly - KIM BO KYUNG (김보경)
Girl's Day - 큐피트 Cupid
Yim Jae beom - Love
Kara Park Gyuri - Look Only at You
"So Goodbye" is a ballad track written by the famous music producer Oh Joon Sung
So goodbye~ Don't cry~ and Smile~ ㅎㅅㅎ ah~so touching.
Yanghwaji Band (양화진 밴드) - It's Alright
Lonely Day (by J-Symphony)