Francesca Simon, illustrated by Tony Ross

Horrid Henry’s Krazy Ketchup

Francesca Simon, illustrated by Tony Ross

Horrid Henry’s Cannibal Curse

Francesca Simon, illustrated by Tony Ross

Horrid Henry: Up, Up and Away

Francesca Simon, illustrated by Tony Ross

Horrid Henry’s Nits

Francesca Simon, illustrated by Tony Ross

Horrid Henry Rocks

Francesca Simon, illustrated by Tony Ross