Intro
Verse 1
Sesangen Sumaneun Apeumi Isseo
Geu Soge Neoreul Dul Suneun Eopseo, Oh
Post-Chorus
Majuchin Du Nune
Damgyeojin Neoye Haru Gadeuki Useumi
Meomchuji Anke Haneun Geosi
Amado Nae Sowonilji Molla
Chorus
I’m Your Happy Virus
Em Fg
Neoye Useumi
Naegen Geu Mueotboda
Sojunghanikka, I’ll Be There For You
Muneojiryeo Handaedo Gwaenchana Neul Geuraetdeut
Smile, Smile, Smile
Jichyeo Sseureojil Ttaedo Geokjeong Ma Neul Geuraetdeut
Utja, Utja, Utja, I’m Your Happy Virus
Interlude
Verse 2
Neo Uljima Seulpeujana
Naega Daesin Apeul Sun Eopseulkka
Post-Chorus
Maju Jabeun Du Sone
Namgyeodun Uri Haru Gadeuki Useumi
Meomchuji Anke Hadorok Yaksokalge
Apeurodo Yeongwonhi
Chorus
I’m Your Happy Virus
Em Fg
Neoye Useumi
Naegen Geu Mueotboda
Sojunghanikka, I’ll Be There For You
Muneojiryeo Handaedo Gwaenchana Neul Geuraetdeut
Smile, Smile, Smile
Jichyeo Sseureojil Ttaedo Geokjeong Ma Neul Geuraetdeut
Utja, Utja, Utja
Bridge
Naega Neoye Misoga Doegopeun Iyu
Nareul Utge Mandeun
Neoye Sarang Geuppuniya
Chorus
Muneojiryeo Handaedo Gwaenchana Neul Geuraetdeut
Smile, Smile, Smile
Byeonhameopsi Jigeumcheoreom Neoye Yeopeul Yaksokalge
Ojik Neoye Happy, Happy Virus
