I was a kid and took a blood test and the doctor came back with the results kinda stunned saying these results don't match they must not be your parents. He looked at me noticing I was calm so the doctor was curious enough to ask how I remained so calm after getting such news. I said I've got the behind test, the doctor said what? I repeated the behind test he who wiped my behind... must be my parents!
If you open the box, you will find Heisenberg strangling Shrodenger's cat. And waving this tiny ad: