Romanization:

Ooh mmm
Ooh mmm
Hey
Who dat who dat who dat boy (Woo)
sumaneun saram sok nune ttin (Ah ha)
mushimhan geu pyojeong I like that
nae hogishimeul jageukaji (Ah ha ah ha)
Oh shikeuhan seutaireun deom
ibeun oseun shingyeong sseun deut an sseun deut
(an sseun deut)
gwanshim eomneun maltu I like that
wemyeonhae bwado kkeullyeo (Ooh)
dalla dodohan nal utge hajana (Right)
aljana yojeum naega Hot ah ah
nal boneun shiseon neodo neukkyeobwa (Ooh oh)
hollin deut nal ttarawa
modu hwanhohae neodo got Ooh ooh (Oh-eh-oh-eh-oh)
anin cheokaedo neon Ooh ooh (Oh-eh-oh-eh-oh)
han beon naegireul haebolkka
neomu shwipgen oji ma
jaemieopjana geogiseo Ooh ooh (Oh-eh-oh-eh-oh)
milgo danggyeobolkka Ooh ooh (Oh-eh-oh-eh-oh)
shijakalkke Bad boy down
Whoa whoa
[SEUL/WEN] jigeumbuteo Bad boy down
Whoa whoa
jamkkan iri wabwa neoegeman hal mari isseo
gakkai jom wa gogael sugyeo kireul natchweobwa
dareun geon shingyeong sseuji ma
nae moksorie jipjunghae
sanghwangeun jom dallajeo (Woo)
juwireul maemdoneun naega gunggeumhae
neodo alge dwel kkeoya (mweolkka?) al kkeoya (malhae)
imi neujeobeoryeottan geol (maja)
maja sashil kkwaena jashin isseo nan (Right)
jineun geim hajin ana Ha ah ah
beolsseo banjjeumeun neomeowatjana (Oh~)
hollin deut nal ttarawa (nareul ttarawa)
modu hwanhohae (modu hwanhohae)
neodo got Ooh ooh (Oh-eh-oh-eh-oh)
anin cheokaedo neon Ooh ooh (Oh-eh-oh-eh-oh)
han beon naegireul haebolkka
neomu shwipgen oji ma
jaemieopjana geogiseo Ooh ooh (Oh-eh-oh-eh-oh)
milgo danggyeobolkka Ooh ooh (Oh-eh-oh-eh-oh)
shijakalkke Bad boy down (Down)
hollanseureon mamigetji sangsangjocha motal kkeoya
heeonaryeo noryeokaedo eotteon jageun teumdo eopseo
jeongdabeun jeonghaejeo isseo jayeonseureopge neon ttarawa
(neon ttarawa)
nan neol seontaekae
[IRENE/WEN] nan neol seontaekaesseo imi
hollin deut nal ttarawa (Ooh)
modu hwanhohae malhaetji Ooh ooh (Oh-eh-oh-eh-oh)
gyeolgwan hangsang gata Ooh ooh (Ooh) (Oh-eh-oh-eh-oh)
geobwa naega tto igyeosseo
neomu shwipgen oji ma (shwipgen oji ma)
jaemieopjana ije neon Ooh ooh (Oh-eh-oh-eh-oh)
beoseonal su eopseo Ooh ooh (Oh-eh-oh-eh-oh)
naegen shwipji Bad boy down

English:

Ooh mmm
Ooh mmm
Hey
Who dat who dat who dat boy (Woo)
Caught my eye out of all these people (Ah ha)
That blank face, I like that
Provoking my curiosity (Ah ha ah ha)
Oh your style is chic
Your outfit’s like you tried but you didn’t
(But you didn’t)
The way you talk like you don’t care, I like that
I try to turn away but I’m attracted to you (Ooh)
You’re different, I’m cold but you make me laugh (Right)
You know, I’m pretty hot these days
So you can feel all the eyes on me (Ooh oh)
Like you’re bewitched, follow me
Everyone cheers and you will too soon, ooh ooh (Oh-eh-oh-eh-oh)
You can act like you’re not, ooh ooh (Oh-eh-oh-eh-oh)
Wanna make a bet?
Don’t come too easily
That’s no fun, stay right there, ooh ooh (Oh-eh-oh-eh-oh)
Let me play some games, ooh ooh (Oh-eh-oh-eh-oh)
I’ll start, bad boy down
Whoa whoa
[SEUL/WEN] From now on, bad boy down
Whoa whoa
Come here for a sec, I have something to tell you
Come closer, put your head down to match my height
Don’t care too much about other things
Only focus on my voice
The situation is changing (Woo)
Now I’m curious about you
You’ll know soon (What is this?) You’ll know (Tell me)
That it’s already too late (Yeah)
Yeah, I’m actually pretty confident (Right)
I don’t play a losing game, ha ah ah
You’re already halfway fallen for me (Oh~)
Like you’re bewitched, follow me (Follow me)
Everyone cheers (Everyone cheers)
and you will too soon, ooh ooh (Oh-eh-oh-eh-oh)
You can act like you’re not, ooh ooh (Oh-eh-oh-eh-oh)
Wanna make a bet?
Don’t come too easily
That’s no fun, stay right there, ooh ooh (Oh-eh-oh-eh-oh)
Let me play some games, ooh ooh (Oh-eh-oh-eh-oh)
I’ll start, bad boy down (Down)
I’m sure you’re confused, you can’t even imagine
You can try to escape but there’s not a single crack to go through
The answer is already there, just follow me naturally
(Just follow me)
I chose you,
[IRENE/WEN] I already chose you
Like you’re bewitched, follow me (Ooh)
Everyone cheers, I told you, ooh ooh (Oh-eh-oh-eh-oh)
The result is always the same, ooh ooh (Ooh) (Oh-eh-oh-eh-oh)
See? I won again
Don’t come too easily (Don’t come easily)
That’s no fun, now you, ooh ooh (Oh-eh-oh-eh-oh)
Can’t escape, ooh ooh (Oh-eh-oh-eh-oh)
It’s too easy, bad boy down

Korean:

Ooh mmm
Ooh mmm
Hey
Who dat who dat who dat boy (Woo)
수많은 사람 속 눈에 띈 (Ah ha)
무심한 그 표정 I like that
내 호기심을 자극하지 (Ah ha ah ha)
Oh 시크한 스타일은 덤
입은 옷은 신경 쓴 듯 안 쓴 듯
(안 쓴 듯)
관심 없는 말투 I like that
외면해 봐도 끌려 (Ooh)
달라 도도한 날 웃게 하잖아 (Right)
알잖아 요즘 내가 Hot ah ah
날 보는 시선 너도 느껴봐 (Ooh oh)
홀린 듯 날 따라와
모두 환호해 너도 곧 Ooh ooh (Oh-eh-oh-eh-oh)
아닌 척해도 넌 Ooh ooh (Oh-eh-oh-eh-oh)
한 번 내기를 해볼까
너무 쉽겐 오지 마
재미없잖아 거기서 Ooh ooh (Oh-eh-oh-eh-oh)
밀고 당겨볼까 Ooh ooh (Oh-eh-oh-eh-oh)
시작할게 Bad boy down
Whoa whoa
[SEUL/WEN] 지금부터 Bad boy down
Whoa whoa
잠깐 이리 와봐 너에게만 할 말이 있어
가까이 좀 와 고갤 숙여 키를 낮춰봐
다른 건 신경 쓰지 마
내 목소리에 집중해
상황은 좀 달라져 (Woo)
주위를 맴도는 내가 궁금해
너도 알게 될 거야 (뭘까?) 알 거야 (말해)
이미 늦어버렸단 걸 (맞아)
맞아 사실 꽤나 자신 있어 난 (Right)
지는 게임 하진 않아 Ha ah ah
벌써 반쯤은 넘어왔잖아 (Oh~)
홀린 듯 날 따라와 (나를 따라와)
모두 환호해 (모두 환호해)
너도 곧 Ooh ooh (Oh-eh-oh-eh-oh)
아닌 척해도 넌 Ooh ooh (Oh-eh-oh-eh-oh)
한 번 내기를 해볼까
너무 쉽겐 오지 마
재미없잖아 거기서 Ooh ooh (Oh-eh-oh-eh-oh)
밀고 당겨볼까 Ooh ooh (Oh-eh-oh-eh-oh)
시작할게 Bad boy down (Down)
혼란스런 맘이겠지 상상조차 못할 거야
헤어나려 노력해도 어떤 작은 틈도 없어
정답은 정해져 있어 자연스럽게 넌 따라와
(넌 따라와)
난 널 선택해
[IRENE/WEN] 난 널 선택했어 이미
홀린 듯 날 따라와 (Ooh)
모두 환호해 말했지 Ooh ooh (Oh-eh-oh-eh-oh)
결관 항상 같아 Ooh ooh (Ooh) (Oh-eh-oh-eh-oh)
거봐 내가 또 이겼어
너무 쉽겐 오지 마 (쉽겐 오지 마)
재미없잖아 이제 넌 Ooh ooh (Oh-eh-oh-eh-oh)
벗어날 수 없어 Ooh ooh (Oh-eh-oh-eh-oh)
내겐 쉽지 Bad boy down