[Verse 1: Nayeon]
Mwohagillae jongil yeonragi eobneunji
Bappeuda gillae jeonhwa haryeoda chamasseo
[Refrain: Dahyun, Tzuyu, Chaeyoung]
Tonghwa hanbeon haneun ge geureohge eoryeopni
Geukkat myeot geulja sseuneun ge songarak apeuni
Nae saenggak najido anhni
[Pre-Chorus: Sana, Momo, Jeongyeon]
Chinguga joheumyeon chingurang sagwieo
Nolgiman hamyeonseo wae bappeuncheokhae
Manheun geo an barae butagiya
[Chorus: Jihyo, Nayeon]
Cheot beonjjae ije irеonatdago
Du beonjja eodi jom nagandago
Se bеonjjae jamdeulgi jeone good night
Deodo malgo naega wonhaneun geon
[Post-Chorus: Tzuyu, Jihyo, Nayeon, Mina]
Harue se beon ttak se beon
Geuge mwoga daedanhae geugeosdo mothae
Harue se beon ttak se beon
Yeonrak jom hae baboya
[Verse 2: Nayeon, Chaeyoung]
Deo deo deo saenggagi jakku manhajigo (Hoo)
Nae sangsangryeogeun jeom jeom jeom
Happy ending-gwan meoreojigo (So bad)
[Refrain: Dahyun, Nayeon]
Tonghwa hanbeon haneun ge geureohge eoryeopni
Geukkat myeot geulja sseuneun ge songarak apeuni
Nae saenggak najido anhni
[Pre-Chorus: Sana, Momo, Jeongyeon]
Naboda geimi deo jaemitna bwa
Na eopsi honjaga deo pyeonhanga bwa
Neoege dodaeche naneun mwoya
[Chorus: Jihyo]
Cheot beonjjae ije ireonatdago
Du beonjjae eodi jom nagandago
Se beonjjae jamdeulgi jeone good night
Deodo malgo naega wonhaneun geon
[Post-Chorus: Tzuyu, Jihyo, Chaeyoung, Mina]
Harue se beon ttak se beon
Geuge mwoga daedanhae geugeosdo mothae
Harue se beon ttak se beon
Yeonrak jom hae baboya
[Bridge: Nayeon, Jihyo]
Neol mannado nan hangsang oerowo (sagwineun geo matni)
Igeon neomuhae isseul ttae jalhae (isseul ttae jalhae)
Tteonagi jeone
[Chorus: Jihyo, Jeongyeon, Nayeon]
Cheot beonjjae ije ireonatdago (Oh, good morning)
Du beonjjae eodi jom nagandago (Yeah, malhae eoryeomni say yeah)
Se beonjjae jamdeulgi jeone good night
Deodo malgo naega wonhaneun geon se beon
[Post-Chorus: Tzuyu, Mina, Chaeyoung, Jihyo, *Nayeon*]
Harue se beon ttak se beon
Geuge mwoga daedanhae geugeosdo mothae
Harue se beon ttak se beon (*se beon ttak se beon*)
Yeonrak jom hae baboya
[Outro: Jihyo, Tzuyu, Nayeon]
(Ooh) Baby
(Ooh) Ooh, ooh-ooh-ooh
Harue se beon (Se beon yeah)
Yeonrak jom hae baboya