Here are some videos that I really like from youtube. Most af them are funny. Wait, let me re-phrase that. They are ALL FUNNY :)
http://www.youtube.com/watch?v=JdLCEwEFCMU
How to be Ninja
http://www.youtube.com/watch?v=eZ9T8u0BVAk
How to be Ganster
http://www.youtube.com/watch?v=9onvD6CkCvc
How to be Emo
http://www.youtube.com/watch?v=ndiRRjCyV_E&feature=related
How to be Nerd