[Taeyeon] go! mwol geokjeonghaneunde neon, mwoga tto duryeounde? [Seohyun] Jaego tto jaeda Oh oh oh~ Oh oh oh~
[Sunny] haruga dareuge buranhaejyeo ga [Yoona] Apseo ga barae geu nugungaga [Jessica] Neon moreun cheok gamneun You Bad Bad Bad boy, You so bad
[All] Deo neon Mr. Mr. ([Yuri] nal bwa) Mr. Mr. ([Yuri] geurae neo neo neo) Nal ttwige han Mr. Mr. ([Tiffany] namja) Mr. Mr. ([Tiffany] geuge neo) Sangcheoro kkaejin yurijogakdo Byeori neo Mr. Mr. Mr. Mr. [Tiffany] bitnaejul seontaek badeun ja! [Seohyun/Tiffany] Geuge neo Mr. Mr.
Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr. Mr.
[Jessica] Wae neon ajikdo mitji Jinjja! allyeojulge Neon wae teukbyeolhan Mr.inji Oh oh oh~ Oh oh oh~
[Sunny] yeoneun yeolsoe baro niga gajingeol Sonyeonboda deo keun kkumeul kkeureoana [Yuri] nun sok nal damgoseo My Mi, Mi, Mister, this world
Deo neon Mr. Mr. ([Hyoyeon] nal bwa) Mr. Mr. ([Hyoyeon] baro neo neo neo) Nal gaseum han Mr. Mr. ([Sunny] namja) Mr. Mr. ([Sunny] geuge neo) [Tiffany] Sangcheoro kkaejin Byeori neo Mr. Mr. Mr. Mr. [Jessica] Nareul [Sunny] seontaek ja! [Sunny/Jessica] baro neo Mr. Mr. Mr. Mr.
1, 2, 3, 4 Hey, Hey, Hey, Hey, Mr. Mr. Mr. Mr. Hey, Hey, Hey [Tiffany]
([Sooyoung] sesang ane) [Taeyeon] Oh, neape ([Sooyoung] Nuguboda meonjeo) [Taeyeon] ([Yoona] Deo chiyeolhage) deochiyeolhage ([Yoona] Mr. Mr.) [Taeyeon] ([Yuri] Ojik geudaemani) irwonael ([Hyoyeon] Dan hana) naeil apui neo ([Hyoyeon] Geu ane sara gal neowa na) [Tiffany] Oh~
[All] Deo neon Mr. Mr. ([Jessica] nal bwa) Mr. Mr. ([Jessica] baro neo neo neo) Nal gaseum han ([Jessica] Oh whoo~) Mr. Mr. ([Hyoyeon] namja) ([Jessica] Mr.Mr.~) Mr. Mr. ([Hyoyeon] baro neo) ([Taeyeon] Ooh~) [Seohyun/All] kkaejin yurijogakdo Byeori neo Mr. Mr. Mr. Mr. [Taeyeon/All] bitnaejul choegoui namja! Geuge neo Mr. Mr. Mr. Mr.