도대체 뭐가 문제일까, ■ 크레딧 Lyrics by RNRN (@rnrnisme) 전현재 (@jeonnow) Composed by RNRN (@rnrnisme) 전현재 (@jeonnow) BLAM (@j_un_g) Arranged by RNRN (@rnrnisme) Acoustic Guitar by 윤성원 Electric Guitar by BLAM (@j_un_g) Bass by RNRN (@rnrnisme) Mixed & Mastered by 김규빈 @등대사운드 Artwork by EunJu Album Photography by EunJu