About this Youtube video: Hidden Track No. V 10 . 1 . 1 2015 . . . 2015 . . . . . . - - Available on iTunes Apple Music Listen on Spotify CJ E M Music No.1 CJ E M . CJ E M MUSIC K-POP YOUTUBE . CJ E M Music is a music business brand of CJ E M Asia s No.1 entertainment company. CJ E M Music covers investment production and distribution of album and also provides the best music festival and concerts. Meet the K-POP artists brand new music videos and exclusive video clips on the official YouTube of CJ E M Music..