Smile - 圭贤 (gyuhyeon) geudae du nun naleul bogo dalkomhage usne-yo he-eojideon geu nal-edo naleul bogo usne-yo da algo issjyo salang-eun eonjena nunbusige daga-wa kkum-eul kkuge hadaga modu ppae-as-agajyo yeong-wonhi geudae du nun naleul bogo dalkomhage usne-yo he-eojideon geu nal-edo naleul bogo usne-yo da algo issjyo salang-eun eonjena nunbusige daga-wa kkum-eul kkuge hadaga modu ppae-as-agajyo yeong-wonhi naegeseo nal tteonaji ma-yo geudaega pil-yohae nae mam heundeul-eonohgo tteonaji mal-a-yo geudae du nun naleul bogo dalkomhage usne-yo he-eojideon geunal-edo naleul bogo usne-yo