정말 궁금해! 왜 1호선은 광운대행이 참 많아? [Credit] Executive Production KASBIN STUDIO Lyrics by 채채쿨내 Composed by 바쁜현대인, J Gran, Sadam Arranged by 바쁜현대인, J Gran Drum by 바쁜현대인 Guitar by 바쁜현대인 Synt...