Hmm yeah, yeah
Oh gosh nalliya (Oh gosh)
maja nan jom gibunpa
[Irene/Seulgi] he geumbang tto sarange ppajyeo
(Yeah yeah yeah yeah)
saegeonman joahaeyo banjjakgeorijyo
dadeul geureochanayo majjyo?

Peek-A-Boo!
seollel ttaeman saranginikka
(La la la la la)
nae chingu modu sorichyeo neon jeongmal munjeya!
I’m fine fine fine fine fine fine

Peek-Peek-A-Peek-A-Boo
Peek-Peek-A-Peek-A-Boo
heungi nan yeou geureon naragu
Peek-Peek-A-Peek-A-Boo

I said 1, 2, 3!
Play the game again
beoteuneul nulleoboja kungpumankeum ppalli
junggane nae mam byeonaedo nollaji malgi
hokshi kkeulliji anni? geureom Excuse me
ja jeonhwahaeyo bamsae tto nolleo gayo hamkke
Restart a game!
doljinae rollinghae beullangka!

oneul jeonyeokdo (Let’s go!)
noriteoneun bumbigo
jiruhaejil teumjocha eopsjyo
(Yeah yeah yeah)
binggeulbinggeul dorayo (Oh) dadeul ttokgatjyo
o machimnae majuchin nunbit

Peek-A-Boo!
saeroweoyo sarangingayo
(La la la la la)
nae chingu modu sorichyeo neon jeongmal munjeya!
I’m fine fine fine fine fine fine
(Ma Boo-Boo-Boo
Peek-A-Boo-Boo-Boo-Boo)

Peek-Peek-A-Peek-A-Boo
Peek-Peek-A-Peek-A-Boo
Peek-Peek-A-Peek-A-Boo

sullaeneun neoro jeonghaejyeosseo
jaemisseul geoya kkiweo julge
(Peek-Peek-A-Peek-A-Boo)
jeo dari jeonggeuljime geollil
shigankkaji noneun geoya
(Peek-Peek-A-Peek-A-Boo)

Peek-A-Boo!
isanghae eora neon jom dalla
ireon geim meomchugo neoreul dashi boge dwae
museobji ana nan saeroun yaegiga
pyeolchyeojil georaneun geol banggeum neukkyeosseunikka
(Yeah yeah yeah yeah yeah yeah~)

Peek-Peek-A-Peek-A-Boo
Peek-Peek-A-Peek-A-Boo
(La la la la la)
heungi nan yeou geureon naragu
(La la Peek-A-Boo)
Peek-Peek-A-Peek-A-Boo

sullaeneun neoro jeonghaejyeosseo
jaemisseul geoya kkiweo julge
(Peek-Peek-A-Peek-A-Boo)
jeo dari jeonggeuljime geollil
shigankkaji noneun geoya
(Peek-Peek-A-Peek-A-Boo)

sullaeneun neoro jeonghaejyeosseo
jaemisseul geoya nega joa
(Peek-Peek-A-Peek-A-Boo)
jeo dari jeonggeuljime geollil
shiganijiman deo nolja!
(Peek-Peek-A-Peek-A-Boo)

Peek-A-Boo
Peek-A-Boo
Peek-A-Boo