Korean Version

[Taeyeon] Let’s go! Mwol geokjeonghaneunde neon
Dwaetgo, mwoga tto duryeounde?
[Seohyun] Jaego tto jaeda neujeobeoryeo
Oh oh ooh woh.. oh oh ooh woh

[Sunny] Maeil haruga dareuge buranhaejyeo ga
[Yoona] Apseo ga jugil barae geu nugungaga
[Jessica] Neon moreun cheok nuneul gamneun
You bad bad bad boy, you so bad (bad bad bad)

[All] Deo dangdanghage neon Mr. Mr. ([Yuri] nal bwa)
Mr. Mr. ([Yuri] geurae baro neo neo neo)
Nal gaseum ttwige han Mr. Mr. ([Tiffany] choegoui namja)
Mr. Mr. ([Tiffany] geuge baro neo)

[Taeyeon] Sangcheoro kkaejin yurijogakdo
Byeori doeneun neo Mr. Mr. Mr. Mr.
[Tiffany] Nareul bitnaejul [Seohyun] seontaek badeun ja!
[Tiffany] Geuge baro neo Mr. Mr.

(Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr.)

[Jessica] Wae neon ajikdo mitji motae?
Jinjja! bimireul allyeojulge
[Tiffany] Neon wae teukbyeolhan Mr.Inji
Oh oh ooh woh.. oh oh ooh woh

[Sunny] Mirael yeoneun yeolsoe baro niga gajin geol
[Sooyoung] Sonyeonboda deo keun kkumeul kkeureoana
[Yuri] Bitnan nun sok nal damgoseo
My mi, mi, mister, rock this world (world world world)

[All] Deo dangdanghage neon Mr. Mr. ([Hyoyeon] nal bwa)
Mr. Mr. ([Hyoyeon] geurae baro neo neo neo)
Nal gaseum ttwige han Mr. Mr. ([Sunny] choegoui namja)
Mr. Mr. ([Sunny] geuge baro neo)
[Tiffany] Sangcheoro kkaejin yurijogakdo
Byeori doeneun neo Mr. Mr. Mr. Mr.
[Jessica] Nareul bitnaejul [Sunny] seontaek badeun ja!
[Jessica/Sunny] Geuge baro neo Mr. Mr.

(1. 2. 3. 4.)
(Hey.. Hey.. Hey.. Hey..)
(Mr. Mr. Mr. Mr.)
(Hey.. Hey.. Hey..)
[Tiffany] Wooh!

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