You mean other than having a great time answering questions on Blurtit? ;)
There are a bunch of things you can do online that will keep you entertained. Here are some of my favorites.
It's like Pinterest, but for games. Lots of random retro-looking flash games to play
It seems to be the latest 'Facebook App craze". Basically, you make a comic strip using avatars that look like you and your friends. You put them in whimsical or wacky situations, and then post them on Facebook.
How fun does that sound?
3. YouTube videos.
Once I start watching YouTube videos, I often find it hard to stop. Videos of people falling over are always popular for some reason...
4. Make your own game.
Ok, so it's a bit geeky, but it can also be A LOT OF FUN!
Yesterday, I made a "Which Blurtit Question Are You?" Quiz
If you want to get really creative though, I'd suggest checking out this Super Mario browser game that lets you create your own levels!
Here's one I made earlier (there wasn't enough room to write the whole word 'Blurtit':