First, take a look at < bushin30seconds.org > . It will do more to make you mad than entertain you, but take a look and channel that anger into something meaningful.
Now that that’s over, take a look at < ebaumsworld.com > and waste the rest of the day laughing. There’s no shortage of video, cartoons, and other junk. Enjoy it all. Here are a couple links to get you started: super truck, paranoid, something else funny, and yet another thing.