[Intro: Jeonghwa, Hyelin, Hani, Solji]
Du-du-ru, doo-wa
Du-du-ru, doo-wa
Du-du-ru, doo-wa (Ahh)
Ooh, yeah
Du-du-ru, doo-wa
Du-du-ru, doo-wa (Ahh)
Du-du-ru, doo-wa (Yeah, yeah, oh)
Ooh...
[Verse: Hani, Jeonghwa, Hyelin, Solji]
Ijeulge neoe gwanhan modeungeol
Ijeulge dubeondasi uljido anheulge
(Geu dongan naege) Nareumdaero jalhaejwosseosseo
Mianhadago saenggaghaji jom ma
Niga nareul chajda saenggakajin ma
Jeoldae mareun anhalge nae namjayeotdan geotdo
Beoreutdeul ttawido moreun cheokhalge
[Chorus: All, Solji, Jeonghwa with Hani]
Who's that girl? Tell me who's that girl
Who's that girl? Tell me who's that girl
Eolmana joheun yeojareul mannaneunji
Eodi hanbeon gidaehaebolge, oh
Who's that girl? Tell me who's that girl
Niga nal da beorilmankeum eolmana yeppeunji, ooh, ooh, ooh
So just say, baby, stop
Tell me who's that girl
[Post-Chorus: Hyelin, Jeonghwa, Hani, Solji]
Du-du-ru, doo-wa
Du-du-ru, doo-wa
Du-du-ru, doo-wa (Ahh)
Ooh, yeah
Du-du-ru, doo-wa
Du-du-ru, doo-wa (Ahh)
Du-du-ru, doo-wa (Yeah, yeah, oh)
[Bridge: Hani, Soljiwith Hyelin & Jeonghwa]
Geurae neol ijen bonaejulge (bonaejulge)
Mam pyeonhi neol bonaejulge
Now I’m out of your love geunyeowa
Nawa gateun geureonileun dubeondasi eobsgil bilge
[Chorus: All, Hani, Solji]
Who's that girl? Tell me who's that girl
Who's that girl? Tell me who's that girl
Eolmana joheun yeojareul mannaneunji
Eodi hanbeon gidaehaebolge, woah
Who's that girl? Tell me who's that girl
Niga nal da beorilmankeum eolmana yeppeunji ooh, oh, oh
So just say, baby, stop
Tell me who's that girl