Frank (프랭크) – 봄이 왔어요
Track 01 from Single "봄이 왔어요"
Release Date: 2017.03.28
Frank (프랭크) – 외로운 편지 (Feat. 서인)
Track 01 from Single "외로운 편지"
Release Date: 2017.01.12
Be One with Kpop - with Lyric
Track 01 from Single "봄이 왔어요"
Release Date: 2017.03.28
Track 01 from Single "봄날에 우리"
Release Date: 2017.04.27
Track 01 from Single "외로운 편지"
Release Date: 2017.01.12