'Coach Me' lands on 1st spot after its online revelation

' Coach Me ,' the song produced from the brilliant collaboration of  SISTAR ’s Hyorin , rapper San E , and  NO.MERCY ‘s trai...

Hyorin, San E, and Joo Heon collaborate for 'Coach Me'

On January 1st, 1theK uploaded a special clip featuring the very talented Korean singers SISTAR ’s Hyorin , rapper San E , and NO.MERCY ...