After a rocky first day at his new school, Roy decides to use a film project to show the other kids just how normal he is.
Roy wants to teach big bully Deco a lesson. He borrows Deco's formula for his school science project. Roy's unique version of Deco's formula turns him into a 50ft giant Roy! His friends have to work together to find an antidote before Roy hits the stratosphere.
Roy tries to change his look and soon finds himself with cartoon hair that won't stop growing. It has a mind of its own and it won't allow anyone cut it. If Mr Lucey can't help him find a solution, Roy may be hairy forever and it's getting longer by the minute. Who will be victorious - science or fabulous hair?
Roy believes he is living inside a game called Dragon's Breath. Everyone join forces to re-enact the game to help Roy return back to normal. Will Roy be stuck in the game forever, or will his family and friends help him finish the quest?
Bill discovers that Roy is a snooker prodigy and forces him to compete in a grudge match against Deco. Will Roy triumph at a sport he quickly grows to hate, or will he quit and dash Bill's dream that Roy will one day achieve snooker superstardom?
Roy creates havoc when he uses a class project to sell advertising space in his cartoon thought bubbles. Roy gets all the ads mixed up in his head, resulting in a toe-nail burger that chases his class and teachers through the school. How can Roy convince his class to chip in and help him get out of this pickle?
Roy hears his parents arguing and worries that they may be separating. What he doesn't realise is that they are acting in a local play, directed by Mr Hammond. Roy has to intervene when he thinks Mr Hammond is falling in love with his mother.
Roy must learn to acquire true forgiveness from his friends when he begins mocking them whilst playing the Jester during the school's Shakespeare Day
Mr Hammond reaches breaking point when Roy sticks a mohawk wig on his head, so he quits the Sandyford Progressive Learning forever. However, his replacement is too PC for Roy and the gang and they end up doing the unthinkable and plotting to get their old vice principal back.
Roy becomes so immersed in Japanese culture for a school project that he ends up turning totally manga. Roy's knowledge of Japan may end up saving the day for Mr Hammond.
Deco challenges Roy to a dance-off competition in an arcade in the seaside town of Bray.
When Roy's class decides to do a modern theatrical version of Sleeping Beauty, Roy manages to secure the role of the Prince.
When Roy accidentally falls into a film projector, Roy and Mr Hammond swap bodies. Both get a crash-course in what it's like to be in the other's shoes.