The Hitchhiker's Guide to the Galaxy President; the depressed robot Marvin the Paranoid Android; and Trillian, formerly known as Tricia McMillan, a woman Arthur once met at a party in Islington and the only other human survivor of Earth's destruction thanks to Beeblebrox' intervention. The first radio series comes from a proposal called "The Ends of the Earth": six self-contained episodes, all ending with Earth's being destroyed in a different way. While writing the first episode, Adams realized that he needed someone on the planet who was an alien to provide some context, and that this alien needed a reason to be there. Adams finally settled
Phrases from The Hitchhiker's Guide to the Galaxy "The Hitchhiker's Guide to the Galaxy" thus: Adams got the idea for this phrase when he went travelling and found that his beach towel kept disappearing. In '', his friends describe how he would always "mislay" his towel. On Towel Day, fans commemorate Adams by carrying towels with them. The only entry about Earth in the "Guide" used to be "Harmless", but Ford Prefect managed to change it a little before getting stuck on Earth. "Mostly Harmless" provoked a very upset reaction from Arthur when heard. (Those two words are not what Ford submitted as a result of his research—merely