Knock, kn-knock, kn-knock
Onjongil knock, kn-knock, knock, kn-knock, kn-knock
Dudeuryeo daejana, nal bwa nal bwa itjana jeogi
(Yeah, just call whenever you need me, uh huh)
Knock, kn-knock, kn-knock (Let's go)

Bujeonghaedo imi nan
Kkok nega anim, yeah
An doeneun iriniya
So can I kick it? Yeah
So fresh, so clean, soljiki jom eojjireojjil
Mameun tto meotdaero party, party
Hwak gobaegeul hae bolkka?
An doeji ajik, oh, woah

Ssodajil geot gateun heart energy, oh
Gamdang an dwae nan so watch me
You got it, we got it, oh

Seuchin geu sungani in my head
Jakku seonmyeonghaejyeo in my head
Jom deo dako sipeo in my head
Dugeundugeundugeunhage hae
Knock, kn-knock, kn-knock
Onjongil knock, kn-knock, knock, kn-knock, kn-knock
Dudeuryeo daejana, nal bwa nal bwa itjana jeogi
I can never tell

Uh, yeah, let's go

Ireon mameun cheomira
Natseolji ajik, yeah (What you know, what you know, yeah)
Wae maeil deo gipi nan
Ppajyeodeuneunji, yeah (All about you)
So crazy, so break, soranhae, kill this night
Gwitbulkkaji hwak yeori olla
Daldidan sugar rush, deopchyeo wa, oh, my, oh, my
Sotguchin chemistry, michige hae nal

Neol bomyeon deullyeooneun rideumi, oh
Meomchuji ana, so watch me
You got it, we got it, oh

Seuchin geu sungani in my head
Jakku seonmyeonghaejyeo in my head
Jom deo dako sipeo in my head
Dugeundugeundugeunhage hae
Knock, kn-knock, kn-knock
Onjongil knock, kn-knock, knock, kn-knock, kn-knock
Dudeuryeo daejana, nal bwa nal bwa itjana jeogi
I can never tell

Hold up

Simgakaejil iyu eopseo
Hadeon daero talking and jumping in love
Meoriron da aneunde imi on mami crazy
Swipge maldo mot geoneun geol
First love, falling in love, falling in love, yeah
Deep dive, negero deo negero deo, yeah
Oh, baby, so can you feel it?
Idaero start it all, make it love (Oh-oh)

Tteonajil ana neon in my head
Hejipgo tto mangchyeo in my head
Meotdaero neon gatyeo in my head (Crazy)
Jjaritjjaritjjarithage hae (Oh)
Knock, kn-knock, kn-knock
Onjongil knock, kn-knock, knock, kn-knock, kn-knock
Dudeuryeo daejana, nal bwa nal bwa itjana jeogi
I can never tell

Knock, kn-knock, kn-knock
온종일 knock, kn-knock, knock, kn-knock, kn-knock
두드려 대잖아, 날 봐 날 봐 있잖아 저기
(Yeah, just call whenever you need me, uh huh)
Knock, kn-knock, kn-knock (Let's go)

부정해도 이미 난
꼭 네가 아님, yeah
안 되는 일인이야
So can I kick it? Yeah
So fresh, so clean, 솔직히 좀 어찔어찔
맘은 또 멋대로 party, party
확 고백을 해 볼까?
안 되지 아직, oh, woah

쏟아질 것 같은 heart energy, oh
감당 안 돼 난 so watch me
You got it, we got it, oh

스친 그 순간이 in my head
자꾸 선명해져 in my head
좀 더 닿고 싶어 in my head
두근두근두근하게 해
Knock, kn-knock, kn-knock
온종일 knock, kn-knock, knock, kn-knock, kn-knock
두드려 대잖아, 날 봐 날 봐 있잖아 저기
I can never tell

Uh, yeah, let's go

이런 맘은 첨이라
낯설지 아직, yeah (What you know, what you know, yeah)
왜 매일 더 깊이 난
빠져드는지, yeah (All about you)
So crazy, so break, 소란해, kill this night
귓불까지 확 열이 올라
달디단 sugar rush, 덮쳐 와, oh, my, oh, my
솟구친 chemistry, 미치게 해 날

널 보면 들려오는 리듬이, oh
멈추지 않아, so watch me
You got it, we got it, oh

스친 그 순간이 in my head
자꾸 선명해져 in my head
좀 더 닿고 싶어 in my head
두근두근두근하게 해
Knock, kn-knock, kn-knock
온종일 knock, kn-knock, knock, kn-knock, kn-knock
두드려 대잖아, 날 봐 날 봐 있잖아 저기
I can never tell

Hold up

심각해질 이유 없어
하던 대로 talking and jumping in love
머리론 다 아는데 이미 온 맘이 crazy
쉽게 말도 못 거는 걸
First love, falling in love, falling in love, yeah
Deep dive, 네게로 더 네게로 더, yeah
Oh, baby, so can you feel it?
이대로 start it all, make it love (Oh-oh)

떠나질 않아 넌 in my head
헤집고 또 망쳐 in my head
멋대로 넌 갇혀 in my head (Crazy)
짜릿짜릿짜릿하게 해 (Oh)
Knock, kn-knock, kn-knock
온종일 knock, kn-knock, knock, kn-knock, kn-knock
두드려 대잖아, 날 봐 날 봐 있잖아 저기
I can never tell

Knock, kn-knock, kn-knock
All day long, knock, kn-knock, knock, kn-knock, kn-knock
You keep knocking, look at me, look at me over there
(Yeah, just call whenever you need me, uh huh)
Knock, kn-knock, kn-knock (Let's go)

Even if I deny it
It has to be you, yeah
No one else will do
So can I kick it? Yeah
So fresh, so clean, honestly, it's dizzying
My heart throws its own party, party
Should I just confess?
Not yet, oh, woah

My heart's energy is about to overflow, oh
I can't handle it, so watch me
You got it, we got it, oh

That fleeting moment is in my head
It keeps getting clearer in my head
I want to get closer in my head
It makes my heart race
Knock, kn-knock, kn-knock
All day long, knock, kn-knock, knock, kn-knock, kn-knock
You keep knocking, look at me, look at me over there
I can never tell

Uh, yeah, let's go

It's the first time I feel this way
It still feels unfamiliar, yeah (What you know, what you know, yeah)
Why do I keep falling
Deeper every day, yeah (All about you)
So crazy, so break, so loud, kill this night
My ears are burning, heat rising up
Sweet sugar rush, it crashes in, oh, my, oh, my
Explosive chemistry, driving me crazy

When I see you, I hear a rhythm, oh
It won't stop, so watch me
You got it, we got it, oh

That fleeting moment is in my head
It keeps getting clearer in my head
I want to get closer in my head
It makes my heart race
Knock, kn-knock, kn-knock
All day long, knock, kn-knock, knock, kn-knock, kn-knock
You keep knocking, look at me, look at me over there
I can never tell

Hold up

No need to be so serious
Just keep talking and jumping in love
I know it all in my head, but my heart is already crazy
I can't even start a conversation easily
First love, falling in love, falling in love, yeah
Deep dive, straight to you, straight to you, yeah
Oh, baby, so can you feel it?
Just like this, start it all, make it love (Oh-oh)

You won't leave, you're in my head
You stir it up, mess it up, in my head
You lock yourself in my head (Crazy)
It electrifies me (Oh)
Knock, kn-knock, kn-knock
All day long, knock, kn-knock, knock, kn-knock, kn-knock
You keep knocking, look at me, look at me over there
I can never tell