When Billy Twitters' mother follows through on her threat to buy him a blue whale if he refuses to obey, he finds himself the owner of an enormous pet that he must take with him everywhere, which does not make him popular at school.
- ISBN10 0786849584
- ISBN13 9780786849581
- Publish Date 23 June 2009
- Publish Status Active
- Publish Country US
- Imprint Hyperion
- Format Hardcover
- Pages 48
- Language English