Fun-filled stories starring an ordinary boy called Smidge and the extraordinary Karlson, the flying man who lives on the roof!Smidge is used to Karlson, the funny little man with a propeller on his back, living on the roof. They are firm friends. Now, anytime Karlson pops in, Smidge knows that there's fun and adventure in store. In this collection of stories, they flood the bathroom, celebrate Karlson's birthday, and prompt a newspaper to offer a reward when Karlson is mistaken for a spy!