이태성 – 처음처럼
Track 02 from Album "하자전담반 제로 OST"
Release Date: 2009.04.21
이태성 – 혼잣말
Track 06 from Album "장난스런 키스 OST"
Release Date: 2010.10.20
Be One with Kpop - with Lyric
Track 02 from Album "하자전담반 제로 OST"
Release Date: 2009.04.21
Track 03 from EP "복면가왕 47회"
Release Date: 2016.02.21
Track 06 from Album "장난스런 키스 OST"
Release Date: 2010.10.20