"The great hitch-hike begins when the Earth is unexpectedly destroyed. Soon Arthur Dent discovers the terrible reality of Vogon Poetry and tries to find the Ultimate Question to Life, The Universe and Everything. That's The Hitchhiker's Guide to the Galaxy, the indispensable electronic book and Earthman Arthur Dent's essential companion throughout his many space adventures."
(The above text was taken from a synopsis on http://www.play.com/).
I recently listened to the above mentioned story, which was written by Douglas Adams. It was really good, though quite a strange story. Definately unusual, that's for sure!