Let us start with the website that is pretty much just a catalog of cat gifs: tumblr. Here are some of my favorite kitty-related tumblrs you must read:
*sigh* “Oh, Linda. Your unceasing use of the word “irregardless” hurts me. It’s hurting the whole family. You just think Linda.”
(NSFW - kitty porn!!)
And of course, the best of cat youtube videos. What else is youtube for, right??
I'm a stupid cat:
Heavy Metal Cats:
Henri, the cat plagued by ennui: