Hwayoung:
Hey, boy I'm a bad girl, go away
Oh oh oh oh oh oh oh oh oh

Hyomin:
Naega bbeon bbeon bbeon
Hadan talk talk talk

Jiyeon:
Geureon somun sang gwan eobseo
Oh baby oh oh oh oh oh oh oh oh oh
He eojyeo

Jiyeon:
Niga son jabeulttae
Niga nal aneulttae
Ijen amu gamjeong eobseo
Oh baby oh oh oh oh oh oh oh oh oh
Say goodbye

Soyeon:
Oh baby, I'm so bad
Modu nal yokhan daedo neowan kkeutnae ya gesseo
Naneun byeonhaesseo, nal manji neun ni soni shilheosseo my boy

Hyomin:
Oh baby, I'm so bad
Neo haneun jishi kkol do bogi ga shilheo jyeosseo
Urin kkeut nasseo, niga kkwak but jaba do soyongi eobseo

Oh oh oh oh oh oh oh oh oh

Jiyeon:
Niga shilheo jyeosseo
Geunyang miwo jyesseo
Ihae ttawin pilyo eobseo
Oh baby oh oh oh oh oh oh oh oh oh
Say goodbye

Soyeon:
Oh baby, I'm so bad
Modu nal yokhan daedo neowan kkeutnae ya gesseo
Naneun byeonhaesseo, nal manji neun ni soni shilheosseo my boy
[Hyomin] oh baby, I'm so bad
Neo haneun jishi kkol do bogi ga shilheo jyeosseo
Urin kkeut nasseo, niga kkwak but jaba do soyongi eobseo

Uh uh uh
Hyomin:
Malhaji anha do, tinaeji anha do, yeoja ye yukga miya
Niga son jaba do, niga nal ana do, geunyang neon mokseokiya

Eunjung:
Jajon shime meonjeo, neol chaget jiman
Naneun neowa he eojigi shilheo oh oh

Jiyeon:
Jajonshim da beorigo, dashi but jabeulkka

Soyeon:
Ireohke neol beorimyeon, dashin mot bolkka bwa

Soyeon:
You're so bad, uyeonhi chingu ege bonaen munjal bo asseo

Hyomin:
Niga geuraesseo, naega ijen yeojaro anbo indago

Soyeon:
Oh baby you're so bad, ajik nan neoreul neomu sarang hado itneunde

Hyomin:
Niga byeon haesseo, geuraeseo naega meonjeo tteona gal geoya

Oh baby oh oh oh oh oh oh oh oh oh
I'm so bad