[Intro: Joy, Seulgi]
Yeah, uh-huh, listen up
Pa-pa-pa, pa-pa-pa
Pa-pa-pa, pa-pa-pa
Pa-pa-pa, pa-pa-pa (Ooh, hoo)
Oh-oh, oh-oh

[Verse 1: Seulgi, Wendy]
Sigyetbaneuri bol ttaemada
Eongttunghan del garikigo
Tto wae nae mamen chapter-mada
Moseoriga jeopyeoisseo (Yeah)

[Verse 2: Joy, Yeri]
Ttokgateunde eodinga jom isanghae
Aju saljjak dalla boyeo da
Binteumeopsi wanbyeokaetdeon haruga
Jallyeonagan cake-cheoreom
Han jogagi bieoisseo

[Pre-Chorus: Irene, Joy]
Hwaksilhi mwonga dareun giuneul neukkyeo
What is going on? (What's going on, now?)
Hetgallyeo meoritsogi bokjapae
Oh yeogijeogi baram sori morachyeo (Baby knock on wood)

[Chorus: All]
Jamkkanman yеogi nae mame
Honjaseon magеul su eomneun
Sageoni ireonaryeo hae
(Baby knock on wood)
Namureul dudeurin dwie
Jjalbeun jumuneul oewo
Nega naege dagaogil
(Baby knock on wood)

[Post-Chorus: All, Yeri, Joy]
Knock knock, knock, baby (Knock knock)
Knock knock, knock, baby
Knock knock, knock, baby
(Baby knock on wood)
Knock knock, baby

[Verse 3: Yeri, Irene]
Ha-Harry Potter like Willy Wonka (Yeah)
Geuge animyeon hogeun Wizard of Oz (Uh, ha!)
Jeonbu irwojirira jal deureotji right?
Ije jaemisseojil geot gata (Hoo!)

[Verse 4: Joy, Irene, Seulgi]
Na honja neomu neoege gipi
Ppajiji antorok (Nega naege deo)
Jungsimi neomu neoreul hyanghaeseo
Giulji antorok (Yeah)
Nareul ttara pyeolchyeojideon story-ga
(Gi-gi-give me some luck)
Al su eomneun banghyangeuro
Isanghage heureuneun geol

[Pre-Chorus: Wendy]
Heundeullyeo on sesangi ajjilhae
Oh yeogijeogi baram sori morachyeo (Baby knock on wood)

[Chorus: All]
Jamkkanman yeogi nae mame
Honjaseon mageul su eomneun
Sageoni ireonaryeo hae
(Baby knock on wood)
Namureul dudeurin dwie
Jjalbeun jumuneul oewo
Nega naege dagaogil
(Baby knock on wood)

[Post-Chorus: All, Irene]
Knock knock, knock, baby (Oh, yeah, uh)
Knock knock, knock, baby (Knock knock)
Knock knock, knock, baby (Uh, uh, uh)
(Baby knock on wood) Knock on wood!

[Bridge: Joy, Wendy, Seulgi]
Namu soge jeonhaejin sum
Jageun bulbit hanadul kkaeeona (Ooh, wah-lah)
(Pa-pa-pa, pa-pa-pa)
Naege jigeum
(Pa-pa-pa, pa-pa-pa)
Pillyohan geon
(Pa-pa-pa, pa-pa-pa)
Jageun haengun
(Baby knock on wood) So baby knock on wood

[Chorus: All, Joy, Wendy]
Gapjagi naui harue
Honjaseon sangsangdo mot han
Banjeoni ireonaryeo hae (Yeah, yeah)
(Baby knock on wood)
Namureul dudeurin dwie
Jjalbeun jumuneul oewo (Yeah, yeah)
Nega nal kkok joahagil
(Baby knock on wood)

[Post-Chorus: All, Wendy, Joy]
(Pa-pa-pa) Knock knock, knock, baby (Yeah-eah)
(Pa-pa-pa) Knock knock, knock, baby
(Pa-pa-pa) Knock knock, knock, baby
(Baby knock on wood, oh-oh) Baby knock on wood
(Pa-pa-pa, pa-pa-pa) Yeah
(Pa-pa-pa, pa-pa-pa) Yeah
(Pa-pa-pa, pa-pa-pa)
(Oh-oh, oh-oh) Baby knock on wood
(Pa-pa-pa, pa-pa-pa)
(Pa-pa-pa, pa-pa-pa)
(Pa-pa-pa, pa-pa-pa)
Oh-oh, oh-oh