장성규 – 워크맨 (feat. 식케이, 박재범) (prod. GroovyRoom)[워크맨 X H1GHR MUSIC]대세 예능과 대세 힙합 레이블이 만났다! 세상에 모든 워크맨들을 위한 본격 노동 헌정송[Credits]Lyrics by 식케이Composed by GroovyRoom, 식케이Arranged by GroovyRoomPiano, Bass by 박규정 of GroovyRoomSynthesizer, Drum by 이휘민 of GroovyRoomVocal by 장성규, 식케이, 박재범Chorus by 장성규,식케이,박재범,박규정 of GroovyRoomMixed by @ 배소윤Mastered by @ 권남우