정상수, 천하은, TANK의 신보 머리 어깨 무릎 발은 타이틀곡 머리 어깨 무릎 발과 K2, 두 곡으로 구성되어 있으며 각 곡은 올드스쿨의 대표적 서브 장르 Breakbeat 와 Boom Bap을 표방한다. [머리 어깨 무릎 발] Produced by Collaboair Composed by Weller, TANK Lyrics by TANK, 정상수, 천하은, DJ 쿤지 Arranged by Weller, TANK Designed by Collaboair Mixed by Weller Mastered by Weller Drum by Weller Bass by Weller, TANK Synthesizer by Weller DJing by DJ 쿤지 [K2] Produced by Collaboair Composed by Weller, TANK Lyrics by TANK, 정상수, DJ 쿤지 Arranged by Weller, TANK Designed by Collaboair Mixed by Weller Mastered by Weller Drum by Weller Bass by Weller Synthesizer by Weller Guitar by Weller Piano by Weller Brass by Weller DJing by DJ 쿤지