• His teddy bear is called Mr. Kill.
• He loves watching Mutant Max on the telly.
• His favourite band is The Killer Boy Rats.
• He has a pet hamster called Fang.

• She is constantly in a very bad mood.
• Always wants to be queen, captain or leader.
• Dislikes boys and not getting her own way.
• Favourite thing to say: "I decide!"

• They really don't like Henry's taste in music.
• Henry's worm of a brother is their favourite.
• Keep telling Henry to not be horrid!
• Both like ballet, healthy food and the countryside.

• Always annoyingly helpful.
• Founder of the BBC (Best Boys Club).
• Doesn't eat sweets, only healthy food!
• Very attached to his blue bunny pyjamas.

• She is constantly keeping an eye on Henry.
• Henry has never got the better of her.
• Her full name is Boudicca Battle-axe.
• She is the strictest teacher in the entire school.

• He is almost as rude as Henry. Almost!
• Very good at playing the guitar.
• Loves burping and is very good at it.
• Never ever says "please!" or "thank you!"