eonjebuteo sijakdoen geolkka wonhage doen geolkka
nunbit hanaro
malhal pillyo eobseo
neon biseutae cham biseutae

tturu ttururu tturururu
tturu tturururu deureobwa

ni gyeote naneun sarangseureon yeonini dwae
niga nal bitnage hae
hime gyeowotdeon eojeui gieokdeuldo himi doeneun geol
neol saranghae

I don’t know~ know~ know~ nan kkumeul noraehae
neo~ neo~ neo~ neowa nal wihae

seuchyeogado meolligado dasi bumerangcheoreom tto
neon dasi nae ape oh oh nan ni ape isseo
ireoke tto ireoke

tturu ttururu tturururu
honjail ttaeboda deo jayeonseureowo uriga

I don’t know~ know~ know~ nan kkumeul noraehae
neo~ neo~ neo~ neowa nal wihae

eojen beautiful day~ oneureun special day~
naeil more happy day~
maeil seonmul gateun neo always my birthday~
deo baraji anha oh no! oh no!
nan ojik neoman isseumyeon dwae like today~

I don’t know~ know~ know~ nan meomchul su eobseo
neo~ neo~ neo~ neowa nae norae

I don’t know~ know~ know~ nan kkumeul noraehae
neo~ neo~ neo~ neowa nal wihae
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