|Im telling you, theyre Aliens!: By Jeremy Strong. Puffin Audiobooks ISBN 0-14-180133-6 2000 (2hrs)
Rob is one of lifes worriers. He worries pointlessly about everything from his health to whether his parents are breaking up. Then aliens move in next door. For once, Rob has something serious to worry about. The Vorks look like aliens, act like aliens and even seem to turn into aliens at night. The only person who believer Rob is Marsha, his friend from school. Together they team up to expose these evil creatures to the world, but what they discover is even stranger than they imagined!