#1 Haruhi dance at akihabara and police stopped it
http://www.youtube.com/watch?v=2Ysfrrtc-5k&feature=related
LOL!!!
#2 I think there are almost 300 otakus in the video
http://www.youtube.com/watch?v=n9PrhPUZemc&eurl=http%3A%2F%2Fwww.dannychoo.com%2Fdetail%2Fmac%2Feng%2Fimage%2F18234%2FCrazy%2BOtaku%2BDancing.html&feature=player_embedded
#3 another one
http://www.youtube.com/watch?v=cLjYHJCtCmI&eurl=http%3A%2F%2Fwww.dannychoo.com%2Fdetail%2Fmac%2Feng%2Fimage%2F18234%2FCrazy%2BOtaku%2BDancing.html&feature=player_embedded
Enjoy