i have a friend that used to believe that the penis and semen were the same thing. So i guess the penis would just come off and the guy would only get to have sex once in his life! So weird.
A childhood belief about rude bits

others believed things like this
- I used to think that Frankie Avalon sang, "Hey Penis, Oh, penis..." instead of "Hey Venus."Anon
- I used to believe that gay sex involved a man sticking his penis inside another man's penis.Anon
- I used to believe that gay guys had sex by sticking their penis in the other's penis.— Fanbrat
- a friend of my little sister's had 4 older brothers, so she thought that when you got older you grew a penis!Anon
- I used to think that men's poo came out of their penis' like wee.— Helen
- I used to think that I was the only person to have a penis!Anon