You guys, Grumpy Cat is definitely real. And she plays. Sort of. When Grumpy Cat "plays" she mostly just scowls at the camera and then hides under things, but still. Grumpy Cat became an internet sensation pretty much as soon as people saw her grumpy face on Reddit. Here's some video and some excellent memes 'Tard' (short for Tartar Sauce) the cat has inspired.