Sarah's rotten cat Ralph goes to a Halloween costume party dressed as her and creates horrible mischief under the protection of his disguise.
- ISBN13 9780395486559
- Publish Date 24 October 1988 (first published 1 January 1986)
- Publish Status Out of Stock
- Out of Print 15 December 2009
- Publish Country US
- Imprint Houghton Mifflin
- Format Paperback
- Pages 30
- Language English