Why do guys like to pretend that girls don't poop?

Salarial
Several of my guy friends have deluded themselves into thinking that girls don't do any sort of funny business, which is going to make it very awkward for them if they ever move in with a gal. I don't think they seriously don't believe that girls don't go number two, but why pretend?
Why do guys like to pretend that girls don't poop?
14 Opinion