Special congrats to Joe Lafferty, Rosemarie Widmer and anyone who got the "right" answer, and thanks to all who contributed.
Seymour Drakes informs me that the judges are also accepting "Rock Pigeon," and that Tom Burr was a solid No. 2 for his moving efforts on behalf of "Stool Pigeon."
Next Monday there will be a real mystery, not to be missed. Really.