백 – Eternal (Feat. X.Quma)
Track 01 from Single "Eternal"
Release Date: 2013.02.08
백 – Yesterday
Track 01 from Single "Yesterday"
Release Date: 2016.06.20
백 – 30minutes
Track 01 from Single "30minutes"
Release Date: 2014.01.09
백 – Timing
Track 01 from Single "Timing"
Release Date: 2016.05.16
백 – Sweety You
Track 01 from Single "Sweety You"
Release Date: 2012.12.07