'PI' 3rd Digital Single [달] 우리는 묻고 싶어요. 거기 계신 당신은 안녕하신지. [credit] 함한얼 VOCALS / KEYBOARD 임채선 SYNTHESIZER 김유성 BASS 김동현 DRUMS / CHORUS Produced by PI, Percussion Brothers Records songs written by 함한얼 lyrics written by 함한얼 songs arranged by PI songs performed by PI Recorded at "Home Recording" Seoul, Korea Guitar Recorded by 박성준 Mixed at "Monkey Music" Seoul, Korea Mix Engineer 김보성 Mastered at "Stering Sound" New York, USA Mastering Engineer Greg Calbi Management director 김동현 Marketing Director 김민섭 Photo by 김민범