I came across the following 404 error page link on Twitter.com so I of course had to stop everything I was doing and check it out (so much for following my productivity rules!).  I can honestly say that I’ve never, ever laughed at a 404 page.  Usually it’s the opposite reaction with some less than appropriate language involved when I can’t get to an important page.  This one had me laughing though….pretty clever:

http://www.admin2gd1-designs.com/funny/error404/