On Halloween night, Sophie and Grover trade her woolly mammoth costume for his black widow spider disguise. They are sure Grandma won’t know who they are. But when a giant squid opens the door to greet the trick-or-treaters at Grandma’s house, it’s Grandma who has the last laugh.
- ISBN10 0425291227
- ISBN13 9780425291221
- Publish Date 28 August 2018
- Publish Status Remaindered
- Out of Print 29 June 2021
- Publish Country US
- Imprint Viking Books for Young Readers
- Format Hardcover
- Pages 16
- Language English
- URL https://penguinrandomhouse.com/books/isbn/9780425291221