GLOW Produced by Son Gun 01. GLOW Composed by Son Gun Arranged by Son Gun Vocals Performed by Park ji hyun Mixed by jettoys Mastered by Son Gun 02.JSYL Composed by Son Gun, sjhyng Arranged by Son Gun, sjhyng Lyrics by Park ji hyun Vocals Performed by Park ji hyun Piano performed by Kang doo hyun Mixed by jettoys Mastered by Son Gun 03. G.P Composed by Son Gun Arranged by Son Gun Mixed by jettoys Mastered by Kwak Dong hyuk