A pack containing 3 Horrid Henry Welsh adaptations: Henri Helynt yn Canu Roc, Henri Helynt a'r Dyn Eira Erchyll and Cracyr Nadolig Henri Helynt.
| ISBN: | 9781801061711 |
| Publication date: | 13th July 2021 |
| Author: | Francesca Simon, Francesca Simon |
| Illustrator: | Tony Ross |
| Publisher: | CAA Cymru |
| Format: | Hardback |
| Genres: |
Children's and Young Adult Fiction |