Empty Title (Instrumental)Lee Michelle, Do Hyeok Lim, Wynn, Lee Tae Kwon, SOONHO, swing, Merry apple, 달리, 5 Minute Comma, 박종민, Myown, bubble sound, Yoon Jong Hyun, Jang Yejin, 박성욱, Lee Yunjin, Lee Hyung Keun, Kim Seonh-yeong, Lee Jun Hee, 권현모 & 김승연
Empty TitleLee Michelle, Do Hyeok Lim, Wynn, Lee Tae Kwon, SOONHO, swing, Merry apple, 달리, 5 Minute Comma, 박종민, Myown, bubble sound, Yoon Jong Hyun, Jang Yejin, 박성욱, Lee Yunjin, Lee Hyung Keun, Kim Seonh-yeong, Lee Jun Hee, 권현모 & 김승연
그 남자의 크리스마스bubble sound, 경모, SoYeon, Lee Hyung Keun, Myown, 5 Minute Comma, D.LOVE, Mamedeun & Hyemi
그 여자의 크리스마스bubble sound, 경모, SoYeon, Lee Hyung Keun, Myown, 5 Minute Comma, D.LOVE, Mamedeun & Hyemi