http://www.wired.com/culture/lifestyle/news/2007/03/aprilfools0329/

I like the BSOD screensaver

lol. I've got a few that you could try as well. But most of them will make somebody more angry than anything else . Nice site though. Made me laugh.

Can I add my favourite april fools joke that dates back from 2005.
It's my favourite because people in my surroundings fell for it. And proudly talked about it
afway through april. untill I pointed them at the date that the article was published

http://www.gentooexperimental.org/nt/

I prefer this one: http://www.google.com/tisp/

lol