My grandma told me that when she was little she didn't know anything about puberty. She used to live on a farm and always ride horses. So one day she started crying and freaking out because she though the horses hairs got stuck ummm...down there.
A childhood belief about rude bits

others believed things like this
- When I was little I thought cows married horses, cows were all female and horses were all male. — Sheila
- When I was ten, I used to believe that the horses didn't sleep.— Jared
- My mother told me chewing gum was made from horses hooves!Anon
- I believe there are horses making the car go fast when people told me the horse power of a car.— Jake
- I used to believe that horseradish
was made from horses.— Dee - I used to believe cows were ugly horses— Marlene