I was told when I was 10 by a friend that if I didn't have sex before I was 13 y penis would fall off!
Now I know that ain't true, as I'm 18 and I've "done it" twice!
A childhood belief about rude bits

others believed things like this
- i used to believe that i needed to have sex before i was 15 or else my penis would fall off— jarid
- My friend told me that if you sucked your thumb, your skin would get all mushy and your thumb would fall off.— Lauren
- When I was little my friend told me that if you snease with your eyes open you eyes will fall out!Anon
- I used to think that boys didn't get their penis until they were 18 which was legal adulthood! — beckles
- I used to think that Frankie Avalon sang, "Hey Penis, Oh, penis..." instead of "Hey Venus."Anon
- one of my friend's was told by his father that if you didn't turn mirrors over the reflection would run out.— pri