When Bertha Bear's birthday party is interrupted by a pesky fly, she races off in pursuit of it and disturbs a number of animals along the way.
- ISBN10 0439365406
- ISBN13 9780439365406
- Publish Date 1 December 2001 (first published 1 April 1997)
- Publish Status Out of Stock
- Publish Country US
- Imprint Scholastic
- Format Paperback (US Trade)
- Pages 32
- Language English