가장 즐거운 생일을 보내고도 더 즐거운 생일을 상상할 수 있기를! Special thanks to. 시온 Credits Producer: 버둥 Co-Producer: 박준형 Lyrics&Songs by 버둥 Arranged by 버둥, 박준형 Guitar, Keyboard, All programming by 박준형 Bass by 김서현 Drum by 구명일 Background Vocals by 버둥 Vocal, Drum, Acoustic Guitar Recorded by 김상범 @ HENECIA Mixed by 김보종 @ OMG Mastered by 강승희 @ 소닉코리아 ArtWork by 버둥