Rebecca Patterson grew up in Bolton. She has an MA in Children's Book Illustration from the Cambridge School of Art and is the 2012 winner of the Roald Dahl Funny Prize. She lives in Cambridge.

"Frankie and her sister are UNICORN MAD! Today, they're playing their favourite unicorn game, but when their bossy friend Ada arrives with her brother to play, she takes over the game, and takes over the wheelchair, putting them all in unicorn prison! After all, they've been bad unicorns, haven't they?"--Publisher's description