그루비 레인 – Mad Stalker
Track 01 from Single "Mad Stalker"
Release Date: 2016.11.07
그루비 레인 – Hang Around (Vocal. 서민영)
Track 01 from Single "Hang Around"
Release Date: 2015.10.28
그루비 레인 – Did Love (Feat. 세령 Of 베티엘)
Track 01 from Single "Did Love"
Release Date: 2015.08.10