The Troll Trap (Smelly Trolls : Book 1)
by Rosen Trevithick
Rufus Sebbleford is the only boy in the world to have ever seen a real troll. So, when he finds out that trolls plan to attack Sludgeside School, he must stop them with the help of his good friend Polly.
Meanwhile, the Super-Troll-Knobbly-Foot family decide to turn their backs on smelly bottoms and eating children. They don't want to be bad any more. So, they paint themselves orange...