When Horrid Henry gets nits, and his little brother Peter Perfect doesn't, he makes sure that everyone esle gets them too. After that, he can turn his attention to sabotaging the school trip, ruining his parents' dinner party, and terrorizing Peter...
The magic ring that Emily Windsnap - half mermaid, half ordinary girl - finds buried in the sand belongs to Neptune, and he wants it back. But the ring, once on, won't come off, and an angry Neptun...