헛헛해  작곡 : ASSBRASS 작사 : 지구인 편곡 : ASSBRASS Produced by ASSBRASS, 지구인 Composed by ASSBRASS Lyrics by 지구인 Arranged by ASSBRASS Synthesizer, Piano, Guitar, Bass, Drums by ASSBRASS Chorus by 지구인 Mixed by ASSBRASS at BADMINTON Studio Mastered by ASSBRASS at BADMINTON Studio