Well, this is my first post.
I found this very funny, and interesting in some cases. It is a How-to "do things" youtube channel wich has a lot of stuff!

This is the main site: http://www.youtube.com/user/howcast

And here some curious videos:

http://www.youtube.com/watch?v=G8Oz_ELAjNg
http://www.youtube.com/watch?v=U_ljERfubtQ
http://www.youtube.com/watch?v=4HIYKyjAkHk
http://www.youtube.com/watch?v=fBz7l2pZF7U
http://www.youtube.com/watch?v=nyXQbcEnUzE

There are over 15000 videos, so I only posted a few...
Nico