How to make your own talking booby trap

Having trouble with people fucking with your art car?  Are they snooping for your top-secret stuff? Need help getting some privacy? Here's a sneaky gizmo you can make to keep those snoops away. 

It's the Talking Booby Trap: record your personalized message or sound effect, then hide it in a strategic place. When it's disturbed, the intruders will hear your surprise warning message telling them to "Back off Squirrel Molester" 

Complete instructions for this Weekend Projects can be found at: http://makeprojects.com/Project/Talking-Booby-Trap/1944/1