CLASSy - Tear Drop (눈물이 난 채로 걷는 게 나다운 거라서)

CLASSy - Intoxicated (PARK BOEUN SOLO)

CLASSy - Psycho and Beautiful

CLASSy - Crack-Crack-Crackle

CLASSy - Love Game

CLASSy - Winter Bloom

CLASSy - FEELIN' SO GOOD

CLASSy - On My Way (MYUNG HYUNGSEO SOLO)

CLASSy - Psycho and Beautiful (Instrumental Version)

CLASSy - SHUT DOWN

CLASSy - Spinning Coin (HONG HYEJU SOLO) (feat. Xitsuh)

CLASSy - Stay Together

CLASSy - SUPER COOL

CLASSy - SURPRISE

CLASSy - TELL ME ONE MORE TIME

CLASSy - Tick Tick Boom

CLASSy - AFTER THE TEARS (젖은 일기장)

CLASSy - Can I Call It Love (사랑이라 부를 수 있을까)

CLASSy - CLASSY

CLASSy - DIVIN' INTO YOU

CLASSy - Pigeon (비둘기)

CLASSy - SAME SAME DIFFERENT

CLASSy - TARGET

CLASSy - UP

CLASSy - Without You

CLASSy - Youth

CLASSy - ZEALOUS