허영생, 이정혁 – Perfect Man
Track 02 from Single "듀엣가요제 14회"
Release Date: 2016.07.08
허영생, 이정혁 – 아틀란티스 소녀
Track 01 from Single "듀엣가요제 13회"
Release Date: 2016.07.01
Be One with Kpop - with Lyric
Track 02 from Single "듀엣가요제 14회"
Release Date: 2016.07.08
Track 01 from Single "듀엣가요제 12회"
Release Date: 2016.06.24
Track 01 from Single "듀엣가요제 13회"
Release Date: 2016.07.01