거품처럼 금방 사라질 행복일지라도. 01 BUBBLE 작곡 : ASSBRASS, ESBEE 작사 : ESBEE 편곡 : ASSBRASS Composed by ASSBRASS, ESBEE Lyrics by ESBEE Arranged by ASSBRASS Keyboards, Synthesizer, Bass, Drums by ASSBRASS Digital Editing by ASSBRASS Chorus by ESBEE 02 BUBBLE (Inst.) 작곡 : ASSBRASS, ESBEE 편곡 : ASSBRASS Composed by ASSBRASS, ESBEE Arranged by ASSBRASS Keyboards, Synthesizer, Bass, Drums by ASSBRASS Digital Editing by ASSBRASS Produced by ASSBRASS, ESBEE Recorded by ASSBRASS at BADMINTON Studio Mixed by ASSBRASS at BADMINTON Studio Mastered by ASSBRASS at BADMINTON Studio Cover Art by ESBEE Presented by KOREAN ROULETTE