[Verse 1: Joy, Wendy, Irene]
Neoran nyeoseogi itdaeji dadeul gwansim isseo
Honjain geol joahandae (La, la-la, la-la, la-la)
Cheomen chinhaejigo sipeo mal georeo bwanneunde
Geureoni deo maeryeok isseo, haha
[Refrain: Seulgi, Joy]
Soljiki malhae (Checkin' you out)
Geunyang hogisime (Kkeullijana)
Dagagan geonde (Malhaeboja)
Gamjeongi byeonhaesseo
[Pre-Chorus: Yeri, Irene, Wendy]
Dadeul nega jogeum eoryeopdae (Jakkuman nan)
Neoreul jom deo almyeon an geureonde, baby (Algo sipeo)
Naega neomu ppareuni? (Malhaejullae?)
Oh, la-la-la-la-la, c'mon
[Chorus: All]
Abeurakadabeura mabeopcheoreom
(Ohhh, come take it)
Dagaon myste-mystery
My Mr., Mr. E
Abeurakadabeura kkomjjak mot hage
(Ohhh, come take it)
Sijakdoen myste-mystery
My Mr., Mr., Mr., Mr
[Post-Chorus: All, Yeri]
Bum, bum, bum, bum, bum, bum, bum
Bum, bum, bum, bum, bum (Mr., Mr., Mr.)
Bum, bum, bum, bum, bum, bum, bum, bum, bum
Mystery, Mr. E
[Verse 2: Irene, Joy, Yeri, Seulgi]
So powerful sesang da gajin
Neo eodiseo wanni, mmm
I, I, I want it, oh, oh, nae type
Ah, ah, ah, ah, ah (La, la-la, la-la, la-la)
Onjongil nega gunggeumhae
Gihoeman bojiman byeoril eopseo neul geureoteut, haha
[Refrain: Wendy, Seulgi]
Bimireul malhae (Checkin' you out)
Musimhan neoui (Kkeullijana)
Maeryeogi mwonji (Malhaeboja)
Naegeman teoreonwa
[Pre-Chorus: Irene, Yeri, Joy]
Mollaboge gakkawojyeosseo (Jakkuman nan)
Nareul bol ttaeman unneun neoji, baby (Algo sipeo)
Neodo nae mam gateun geoni? (Malhaejullae?)
Oh, la-la-la-la-la, c'mon
[Chorus: All, Wendy]
Abeurakadabeura mabeopcheoreom, yeah, yeah
(Ohhh, come take it)
Dagaon myste-mystery
My Mr., Mr. E
Abeurakadabeura sumdo mot swige
(Ohhh, come take it)
Sijakdoen myste-mystery (Oh)
[Verse 3: Seulgi, Joy, Wendy, Irene]
Nae simjangeul da julge (It's free)
Neoramyeon nan gyesanhaji ana
Nado cham byeonhaenna bwa (Oh, no)
Ireoke ireoke soljikadani
Meoritsogui mureumpyo (Jakku manajyeo)
Yojeum bujjeok singyeong sseuineunde
Neodo nal joahani?
Neon soljikan aijana
[Pre-Chorus: Yeri, Seulgi, Joy]
Naega neomu ppareuni? (Jakkuman nan)
Nareul bol ttaeman unneun neoji, baby (Algo sipeo)
Neodo nae mam gateun geoni? (Malhaejullae?)
Oh, la-la-la-la-la, c'mon
[Chorus: All, Wendy, Joy]
Abeurakadabeura mabeopcheoreom, yeah, yeah (Take my breath away)
(Ohhh, come take it)
Dagaon myste-mystery
My Mr., Mr. E (Mystery)
Abeurakadabeura kkomjjak mot hage (Kkomjjak mot hage)
(Ohhh, come take it)
Sijakdoen myste-mystery (Mystery, yeah)
My Mr., Mr., Mr., Mr
[Chorus: All, Seulgi, Wendy]
Abeurakadabeura mabeopcheoreom, yeah, yeah (Mabeopcheoreom, yeah, yeah)
(Ohhh, come take it)
Dagaon myste-mystery (Myste-mystery)
My Mr., Mr. E
Abeurakadabeura sumdo mot swige (Sumdo mot shwige)
(Ohhh, come take it)
Sijakdoen myste-mystery (Yeah)
Oh (Woo)
[Outro: All, Irene, Joy]
Bum, bum, bum, bum, bum, bum, bum (Yeah)
Mr., Mr., Mr
Bum, bum, bum, bum, bum, bum, bum (He's my mystery, Mr. E)
Mystery, Mr. E