I'm a big supporter of the Lolcat phenomenon. There are a bunch of sites out there like that one, but Icanhascheesburger is probably the biggest. Here are a couple more.
Between the three you'll see a lot of repeats though. I've even started using some of the Lolcat language at home, I've found. Like, when the kitten gets into trouble I say "Oh Noes!!" Or when Skippy is in open mouth attack mode or yawning, we call it his Blarg face. That comes from this picture: