아 친구 못 하겠다 (Credit) Excutive Producer - eldon Lyrics by eldon, Sonny Zero Composed by eldon, 재도기, MooF (MonoTree) Arranged by MooF (MonoTree), Shyun Mix by 이청무 @studio505 Mastered by 권남우 @821 Sound Mastering Artwork by Boooruru