- ISBN: 0807555614, 9780807555613
- Page count: 128
- Published: 2007-01-01
- Format: Paperback
- Publisher: Oasis Audio
- Author: Gertrude Chandler Warner
The Aldens are on vacation in Seattle On their first day of sightseeing, they start the day at the Hungry Heart Diner where a mystery falls right into their laps Benny finds a riddle taped to the bottom of their table.