Found these cute
Oh, hang on.
I found a live version to this too. Even cuter!
-edit- This girl band is SNSD or So Nyeo Shi Dae whose members consist of actresses, DJs and models. And, I now even know the names to all 9 of em ; Taeyeon, Jessica, Yoona, Yuri, Hyoyeon, Sunny, Seohyun, Sooyoung and Tiffany. More?