When Frankie Blewitt brings home yet another F-for-failure school report it's the last straw for his overachieving parents and they decide to send him to the Crammar Grammar boarding school.
It is a time of rejoicing at Homeward, the Labyrinthine castle-city that is as magical as Oz and as full of wonders as Willy Wonka's chocolate factory.
Katie Morag is desperate for it to be her birthday, but as she soon discovers, there are plenty of other birthdays to be celebrated on Struay both before and after hers.
Fans of Clare Balding and Jacqueline Wilson will love this fun and heartwarming new adventure series for animal-mad 8-12 year olds from superstar equestrian influencer Esme Higgs!
The next three Horrid Henry joke books - HORRID HENRY'S HILARIOUSLY HORRID JOKE BOOK, HORRID HENRY'S PURPLE HAND GANG JOKE BOOK and HORRID HENRY'S ALL-TIME FAVOURITE JOKE BOOK - collected together in one outrageously funny bumper volume.