육성재 (비투비)
(YOOK SUNGJAE)
알듯 말듯해 Ambiguous (Ambiguous)서은광(비투비), 육성재 (비투비) and 임현식(비투비) (Eun Kwang Seo, YOOK SUNGJAE and Lim Hyunsik)
KBS2 Drama Fight For My Way (Original Soundtrack) Part.4
3:46
그날의 바람 Come with the Wind (Come with the Wind)육성재 (비투비) (YOOK SUNGJAE)
Yook O'Clock
3:37
몰라 I Don't Know (I Don't Know)임현식(비투비), 육성재 (비투비), 서은광(비투비) and 이창섭 (Lim Hyunsik, YOOK SUNGJAE, Eun Kwang Seo and LEE CHANGSUB)
Move
3:49
꿈인가 봐요 Day dream (Day dream)이민혁 (HUTA) and 육성재 (비투비) (LEE MINHYUK (HUTA) and YOOK SUNGJAE)
Hutazone
4:33
Chicken육성재 (비투비) (YOOK SUNGJAE)
Yook O'Clock
2:59
두 번째 고백 Second Confession (Second Confession)비투비, ILHOON, 이민혁 (HUTA), 육성재 (비투비), 프니엘(비투비), 서은광(비투비), 이창섭 and 임현식(비투비) (BTOB, LEE MINHYUK (HUTA), YOOK SUNGJAE, PENIEL, Eun Kwang Seo, LEE CHANGSUB and Lim Hyunsik)
Second Confession
3:53
