숨셔, Single [웃어줘] 넌 웃어줘. 아니면 내가 무너질 것 같아. Produced by 숨셔 Composed by 숨셔, KURO Lyrics by KURO Arranged by 숨셔 Piano P-MAC Guitar 정기수 Bass 이화익 Mixed by 숨셔 @AUDIO ART Mastered by 녹차형 @AUDIO ART