Here is one of my favorite Channels on Youtube. I like art so I enjoy watching this guy draw amazing portraits. You might have seen it before... but if haven't it's really awesome.
Here are two of my favorites by him:
This is a speed drawing of Megax Fox
http://www.youtube.com/watch?v=a_h3hyifCsU
If you think that was impressive watch him do a Shawshank Redemption sketch with both arms:
http://www.youtube.com/watch?v=CKI7XaKIjWo
So what are some of your favorite channels on youtube?