산타할아버지 왜 나만 솔로인가요 [Credit] Lyrics by 한경수, 김예지 Composed by 한경수, 황수훈, 고석우 Arranged by 고석우 Vocal by 윤딴딴 Guitar by 정수완 Bass by 박순철 Piano by 고석우 Synthesizer by 고석우 Drums by 고석우 Percussions by 한경수 Recorded & Digital Edited by 이찬미 @ Seoul Studio Mixed by 정기홍 (Assist 최다인, 이찬미) @ Seoul Studio Mastered by 권남우 @ 821 Sound Mastering