"Mum, there's ... something out there!"

First David finds the mysterious CD-rom in the school playground. Next, there's a spaceship in his garden, and his dog, Hairy Spice, disappears.

Who else have the aliens kidnapped Why have they chosen David to help them And will he be able to save the world

Other titles in this series: YOUNG ROBIN'S HOOD; A FOOTBALLER CALLED FLIP; THE MAGIC SNEEZE; BOY RACER; WHIZZ THE FLEABAG