Fark.com has been delivering prank versions of itself all day. They appear to happen at random, but if you Refresh often you’ll see one eventually.
Here are some versions I’ve seen:
1999 Version
Maker’s Mark Hack
Guinea Pigs
Boobies
Beer
Drew’s Admin
Storm’s Fark (Drew’s baby)
UltraFark Contract
Bunghole Meadow?