Well why don't I slap on some safety goggles and dip a test tube in the toilet next time and I'll see for myself what my pee is telling me? Nah... I can probably guess what it's saying:
"Okay, now flush"
"I used to be water"
"I am #1"
Dry Humor : a form of deliberately impassive comic delivery; also known as 'deadpan humor'