about as funny as when bam and johnny knoxville did that to bams old man when he was mowing the yard. most of their stuff sux, but that was a good one.
That would be great to do at Hylite...remember that place...where the greenies kicked us out?
If you made it like 2' of mud they might not susupect anything. Personally I'd like to make it a hole with sharp sticks. Let's see how much they love trees when ones poking through their leg.