A wheel of Gloucester cheese is rolled down a hill, and people run after it.
But it's not as simple as it sounds... because people go nuts and the hill is lumpy and slippery.
You can see a video if it here.
But what's even nuttier is the first-person POV caught on video with a GoPro camera.
Check out HuffPost Weird News for that crazy clip... and you may never look at a wheel of cheese the same way.