Some other fun sites I have discovered around the web.
DRABBLE-MATIC If you have always wanted to write a masterpiece but never found the time this could well be the site for you.
NOSTALGIA CENTRAL Proper nostalgia: not like nostalgia nowadays.
SUPER CARTOONS Loads of classic cartoons to watch for free including (but not limited to) Wile E Coyote, Bugs Bunny and Scooby Doo.
ARCHIVE.ORG This site has a huge stash of old public domain stuff like films, music, TV shows, books and comics (including some saucy stuff) that you can access for free and without getting yourself embroiled in any sort of legal shenanigans.
FREE THE NIPPLE Fight oppression: free the nipple.