Roger Beckett (10 3/4) crashes his bike into a valley of crazy, knee-high Rottentrolls, who immediately think he's their king and plan a disastrous coronation.
Troller's Ghyll is invaded by two litter-mad survivalists in an orange tent, and it's up to King Roger to sort them out.
King Roger is given the terrible task of choosing the Rottentroll of the Year without upsetting everybody else.
King Roger invents an "Extraordinary Dinner Telephone" to summon the Rottentrolls to their meals. A brilliant idea, or is it?
Chaos in Troller's Ghyll as Roger let's Yockenthwaite, the stupidest of the Rottentrolls, take over as king.
Having recently found a giant floating sprout, Sigsworth Crags (the maddest of the Rottentrolls) attempts to fly to Africa.