Boris tries to explain Christmas to Morris but has little success until Billy and Laura invite them to spend Christmas Eve at their house.
- ISBN10 0590424343
- ISBN13 9780590424349
- Publish Date 1 November 1988 (first published 1 October 1983)
- Publish Status Out of Print
- Out of Print 19 July 2011
- Publish Country IN
- Imprint Scholastic India Pvt Ltd
- Format Paperback (US Trade)
- Language English