When I’m Alone 4 Walls Red Light Red Light MILK Red Light 蝴蝶 (나비)(Butterfly) Red Light 彩虹 (무지개)(Rainbow) Red Light All Night Red Light 度假 (바캉스)(Vacance) Red Light 说出来 (뱉어내)(Spit it Out) Red Light Boom Bang Boom Red Light Dracula Red Light 纸心脏 (종이 심장)(Paper Heart) Red Light Summer Lover Red Light 좋아해도 되나요 (...Is It OK?) 'Hot Summer' f(x) 1st Album Repackage Hot Summer 'Hot Summer' f(x) 1st Album Repackage 아이스크림 (Ice Cream) Nu 예삐오 (Nu ABO) Mr.Boogie Nu 예삐오 (Nu ABO) Suprise Party Nu 예삐오 (Nu ABO) Me+U Nu 예삐오 (Nu ABO)