The Cuck-Cuck-Cuck-Oo-Oo-Oo Bird is the 15th episode of Season 1. It originally aired on 3 November 2006 and was released on DVD volume 4.
There's a pattern to the problems the Puzzler causes - and 5 has to break that pattern.
Numberjacks: 3, 4, 5, 6
Agents: 14, 47, 73, 96
- This is the final episode to premiere in 2006.
- this episode has the longest title