http://www.youtube.com/watch?v=ACNGtmkvxUo
Viral 70s

http://www.youtube.com/watch?v=UuW0lwfH67U
YoonA 亂舞篇

http://www.youtube.com/watch?v=AWtGHawwzf4
15s

http://www.youtube.com/watch?v=okP0AbvYHs4
30s