A talking dog, the Mack children, and the small elf-like Gigglers themselves must try to stop the prank that the Gigglers have mistakenly set in motion to punish Mr. Mack for being mean to his children.
- ISBN10 0439993857
- ISBN13 9780439993852
- Publish Date 20 July 2001 (first published 1 September 2000)
- Publish Status Out of Print
- Out of Print 26 February 2010
- Publish Country GB
- Imprint Scholastic
- Format Paperback
- Pages 112
- Language English