This really strange viral thingy ma do hiky is going on over at youtube atm, and it is hilarious.

Somebody created this really strange video idea and now it is copies of it everywhere!

To find them just search Harlem Shake v1..2..3..4 etc on youtube, it is thousands and they are all funny xD

The original that made it all start:
https://www.youtube.com/watch?v=8vJiSSAMNWw