I call this...
HAPPY BIRTHDAY SYNDROME! Happy b-day https://8darkangel8.deviantart.com/! :D
The original song can be found on the YouTube video called "Touhou Syndrome YukaReimu": http://www.youtube.com/watch?v=ym2mM620Hgw
And there was another meme for the dance...I'll find it soon enough! XD
Done on Adobe Flash CS4.