EntityQ85794893· pop 7· linked from 118 articlesPsychoSign in to save2019 song by Red VelvetConnectionsYouTubeConceptKang Seul-giEntityCircle ChartEntityV LiveEntityWorld Digital Song SalesEntitySeoulCityKoreanEntityInstagramConceptclassical musicEntitycomposerEntitypop musicEntityK-popEntitymusic genreEntitynote signEntityBillboardEntitysingleEntitysynthesizerEntitystreaming mediaEntitytempoEntityrecord labelEntityCategories2019 singles2019 songsCertification Table Entry usages for New ZealandCertification Table Entry usages for South KoreaFuture bass songsNumber-one singles in SingaporeRed Velvet (group) songsSingle chart usages for UKdownloadSM Entertainment singlesSongs in KoreanSongs written by Cazzi OpeiaSongs written by Ejae