Six Undisputable Truths
1. You cannot stick your tongue out and look up at the ceiling at the same time - it's a physical impossibility.
2. All idiots, after reading No.1, will try it.
3. And discover No.1 is a lie !!
4.. You are smiling now because you are an idiot.
5.. You soon will forward this to another idiot.
6. There is still a stupid smile on your face .