Matthew Inman, aka The Oatmeal, is a funny man. A really, really funny man. And he writes really awesome comics, so you probably want to be reading them.
A good place to start would be the Bobcats.
Then maybe head over to learn some grammar:
Then just go read the rest of the site. Be prepared to giggle. You might learn something about grammar, animal behavior, and human nature. So you could even consider it an educational activity if you want to rationalize your internet time wastage, which is always a good thing.