QQ炫舞里有一首韩文还是日文的女生唱的歌，中间那段是na na na na nana不是蔡妍的两个人。

少女时代 GEE 希望帮到你。

是不是NU.ABO?歌词是Hey~
Yo!
na eoddukhae unni
nae maleul deuleobwa
naega sarameul unni
moleugaetuhyo
cham eongddoonghada mannal
naman nolliji
naega jungmal yeobbeo
geureodamyun dwae
dokchangjeok byulmyung jitgi
yereul deulmyun goongdi soondi
mamae deuleo son bunjjak deulgi
jungmal nan NU ABO
Mystery' mystery. molla molla ajik neoneun molla
gibon gibon saranggonsik saramdeului ebyulgongsik
Hysteric' hysteric. dalla dalla naneun neomu dalla
nae mamdaero nae ddeutdaero johajoha NU ABO
Na na' na na' na na' na na na' na na' na na' na na na na na
Na na' na na' na na' na na na' na na' na na' NU ABO
nae mal deuleobwayo unni
I'm in the trance
jigeum ee gamjeongeun mwujwo
nan chueuminde
gaseum doogeundoogeun machi
ggum gguneundeut
nan gureum wireul dongdong
sarangingabwa
ddak sebun ssawubogi
heeojilddae insa angi
bogo sipeun na saenggak deulddaen
keopeulring manjyeo bogi
Mystery' mystery. molla molla ajik neoneun molla
gibon gibon saranggonsik saramdeului ebyulgongsik
Hysteric' hysteric. dalla dalla naneun neomu dalla
nae mamdaero nae ddeutdaero johajoha NU ABO
Na na' na na' na na' na na na' na na' na na' na na na na na
Na na' na na' na na' na na na' na na' na na' NU ABO
saranghae bbjingeon neomu meotjin ilinde
namanui gamjeongeun mot iljeul geudaero gatneungeol yeah~
saeropge jom twige machi ggumeul kiweoganeungut
mystery ABO geugun modu da neoingul baro neorangeol ooh~
What you' what you call. What you' what you' what you call
Yes' this is how we do it our love f(x)! Yeah! Yeah!
Yeah' this is how we do it pure love f(x)! Yeah! Yeah!
Yeah' this is how we do it baby' love f(x)! uh~
illeon moseup eoddae
ige nain geol eoddeokhae
naui gyutaen naega isseo teukbyulhangeonde yeah~
Mystery' mystery. molla molla ajik neoneun molla
gibon gibon saranggonsik saramdeului ebyulgongsik
Hysteric' hysteric. dalla dalla naneun neomu dalla
nae mamdaero nae ddeutdaero johajoha NU ABO
Na na' na na' na na' na na na' na na' na na' na na na na na
Na na' na na' na na' na na na' na na' na na' na na na na na
Na na' na na' na na' na na na' na na' na na' NU ABO
(Yeah! Yeah! Yeah' this is how we do it pure love f(x))
Na na' na na' na na' na na na' na na' na na' NU ABO
(Yeah! Yeah! Yeah' this is how we do it baby)

看看是不是呢？希望帮到你~~ （虽然是英文的~）

你说的应该是少女时代的歌 韩文的 在难度8 9里面的 具体名字我也忘了 嘿嘿