@official_mamamoo 🐹🐻 LUNATIC (with 슬기) 🐻🐹#마마무 #MAMAMOO #MoonByul #레드벨벳 #슬기 #루나틱챌린지 #LUNATICChallenge #LUNATIC #루나틱@redvelvet_smtown ♬ LUNATIC - MOONBYUL