Dr. Del Ray disguises his prodigy, Zombie Mombie, as a cleaning lady in order to gain access to the Howl residence in Critter Falls.
- ISBN10 0679873619
- ISBN13 9780679873617
- Publish Date 26 March 1996 (first published 1 January 1996)
- Publish Status Active
- Out of Print 6 April 1999
- Publish Country US
- Imprint Random House USA Inc
- Format Hardcover
- Pages 80
- Language English