When I was about five or six, I decided that my brother's testicles were for storing pee. And told him so.
I don't remember when I learned about bladders.
A childhood belief about rude bits

others believed things like this
- when i was a child i used to think that my belly button was for storing smarties— GemSue
- My dad told me that kiwi fruits were kiwi birds testicles. They are the right shape and kind of furry— jefnier
- I used to think pee was in your testicles.— R.G.
- I used to believe that my testicles were actually grapesAnon
- I used to think that your cuticlas were called testiclesAnon
- I used to believe you had to stretch condoms over you testicles.Anon