[Intro: Seulgi]
Sometimes, you gotta be bold
Just rock the world (booya)

[Hook: All]
Lalala lalala lalalala (happiness)
Lalala lalala lalalala
(Are you happy? uh)

Gomineun blow up
Kkulkkulhan gibun change up
Himeul naeryeogo ije wind up
Han bange meotjin iri gadeuk straight up

Nan maeil deo style up
Gibun up dweneun ire jipjung
Naega haengbokage saneun
Bigyeoreul jom malhaebolkka

Achime nan jameul kkae eommakke
Saranghandago malhae
(Eohyu chakan nae ttara)
Joljol nareul ttaraon happy-ga
Neom gwiyeoweoseo haengbokae
(Uh yaеga malhandae)
Ireon money jеoreon power
Geugeonman tta tta tta ttaragada
Eoreundeuri jjanhae boyeo
Geudeureun jeongmal haengbokaji ana
Gippeun iri meotjin iri
Segyeneun cham cham cham maneun dera
Geureon money geureon power
Urineun gwanshimdo kkeuneobeorinji orae

Dalla dalla naneun jom
Haebogo shipeum geunyang hago malji
Gomin gomin hadaga
Eoreuni dwemyeon huhwe maneultende
Eoje oneul naeildo
Haengbogeul channeun naye moheomilgi
Dalla dalla naneun jom
Geungjeonge himeul naneun mitgo itji

[Chorus: All, *Wendy*]
Lalala lalala lalalala (happiness)
Lalala lalala lalalala (nan weonhae)
Lalala lalala lalalala (kkum kkuja)
Lalala lalala lalalala
(*Uh, are you happy? uh*)

Hakkyo ganeun gire mannan
Chingu naege dallyeowaseo
Paljjang kkigo useojuni joko
Kkirikkiri moyeo jangnanchideon
Namjaaedeul naega
Jinagani euishikaeseo joko
Jansori hajiman
Sesangeseo naega jeil jotan eomma
Hey hey TV-soge
Ssaumbakke moreuneun eoreundeul ppae

Jeomjeom deo joeun geol
Nan naraseo haengbokae
Deo gibun joeun geon
Nae gyeote neo ittan geo
(Uh, what you wanna be?)

Ireon money jeoreon power
Geugeonman tta tta tta ttaragada
Eoreundeuri jjanhae boyeo
Geudeureun jeongmal haengbokaji ana
Gippeun iri meotjin iri
Segyeneun cham cham cham maneun dera
Geureon money geureon power
Urineun gwanshimdo kkeuneobeorinji orae

Dalla dalla naneun jom (orae, orae, orae, orae)
Haebogo shipeum geunyang hago malji
Gomin gomin hadaga (orae, orae, orae, orae)
Eoreuni dwemyeon huhwe maneultende
Eoje oneul naeildo (jeomjeom deo joeungeol)
Haengbogeul channeun naye moheomilgi
Dalla dalla naneun jom (nan naraseo haengbokae)
Geungjeonge himeul naneun mitgo itji
Lalala lalala lalalala (happiness)
Lalala lalala lalalala (nan weonhae)
Lalala lalala lalalala (kkum kkuja)
Lalala lalala lalalala
(Uh, are you happy? uh)

Shine on me, let it shine on me yeah
Nae pume let it shine
Shine on me, let it shine on me yeah
Nae du pare let it shine

Lalala lalala lalalala (happiness)
Lalala lalala lalalala (nan weonhae)
Lalala lalala lalalala (kkum kkuja)
Lalala lalala lalalala (happiness)