Cartoon Kid Strikes Back!, Paperback/Jeremy Strong

Casper and his friends have an amazing ZEEOWWW! WHIZZ! SPLATT! secret - THEY ARE ALL SUPERHEROES! Which will come in very handy this Sports Day when a dog named JAWS is let off his lead... AARRGHHH! And what happens when Casper's vacuum cleaner swallows a Hamster?