The greatest mash-up in the Whoniverse continues in this adventure starring the Ninth Doctor! With a little help from Rose and Jack, Dr. Ninth sets out to prevent an otherworldly invasion. Doctor Who meets Roger Hargreaves' Mr Men in this series of fun and charming stories, written and illustrated by Adam Hargreaves.
| ISBN: | 9781405930123 |
| Publication date: | 29th August 2017 |
| Author: | Adam Hargreaves |
| Illustrator: | Adam Hargreaves |
| Publisher: | BBC Children's Books an imprint of Penguin Random House Children's UK |
| Format: | Paperback |
| Pagination: | 32 pages |
| Series: | Roger Hargreaves Doctor Who |