Young Won Kang
On Christmas Heo Kyeonghwan, KIM WON HYO, YOUNG KI, Ahn Sung Hoon, Jung Dakyung, Kang Yeseul, KIM SUNKEUN 03:40
Cheer Up (힘을 내) (Friends With Crom Ver.) Kang Dong Won (강동원), Kim Dae Young (김대명), Kim Sung Kyun (김성균), Crom (신해철) 03:51
On Christmas (Inst.) Heo Kyeonghwan, KIM WON HYO, YOUNG KI, Ahn Sung Hoon, Jung Dakyung, Kang Yeseul, KIM SUNKEUN 03:40