Iain is tempted to showboat
Here's a brief description of the contestant's attempt. Someone's probably working writing up more detail!
Iain initially looked through the gaps in the picnic benches to see what was under the bowls. Despite finding the message saying that there were 5 pink ladies - and finding 5 pink ladies - Iain decided to showboat, and ended up finding the green egg, disqualifying him from the task.
(Written by Taskmaster Wiki contributors)