Bowerick Wowbagger the Infinitely Prolonged was an immortal being who became immortal after an accident with a few rubber bands, a liquid lunch, and a particle accelerator. After a period of total boredom, especially on Sunday afternoons, he decided to insult everyone in the entire universe in alphabetical order.
(via the Hitchhikers Wiki)

This is a character who first appears in Life, the Universe and Everything, by Douglas Adams. Design is partially based on the picture on the wiki page, and otherwise on the description given.