레오(LEO) [12월 꿈의 밤] Lyrics by LEO Composed by LEO, Ryan IM, EJO IM Arranged by Ryan IM, EJO IM Chorus EJO IM Recorded by 지용주 @ Jelly Sound Seoko IM @ Imagine Muzik Studio Digital Editing by 박근상 @ Jelly Sound Mixed by 박근상 @ Jelly Sound Mastered by 권남우 @ 821 Sound Mastering