Some nice people have made a site so we can keep track of when armagedon is due:
(well, it would be terribly embarassing to miss it!)
So there it is folks, dont bother loosing weight, turning in old library books or worry about finances. Armageddon is imminent so you might as well give your money to the nice people who predict it since you wont be needing them in the post-apocalyptic world (but jesus will, ofcourse).
There is also a pretty good list of failed prophecies: http://tacomaatheists.com/eotw