이날이 뭐라고... 하기엔 너무 사랑스러운 크리스마스! 올해는 스윗소로우, 최준과 함께 더욱 따뜻하고 행복한 크리스마스 되세요. Credit Executive Producer 김성현, SWEET SORROW Producer SWEET SORROW (인호진, 송우진, 김영우) Lyrics by 인호진 Composed by 인호진 Arranged by SWEET SORROW, 홍지희 Vocal Arranged by SWEET SORROW Brass Arranged by 김명기 Keyboard 김영우, 홍지희 Guitars 김동민 Bass 구본암 Drums 김승호 Trumpet 서대광 Saxophone 김명기 Trombone 우성민 Recorded by SWEET SORROW @ SWEET SORROW STUDIO Brass Recorded by 정기홍, 최다인, 이찬미 @ 서울스투디오 Drums and Bass Recorded by 김희재 @ cs music Guitars Recorded by 김동민 @ Prelude Work Room A Mixed by Stay Tuned @ Stay Tuned Studio Mastered by 권남우 @ 821sound Artwork by Jay.K, 인호진, 최지훈 Stylist 송현숙