My friend once said that she had too much to drink, which caused her belly button to come undone and all the liquid to pour out. I believed her.
A childhood belief about belly buttons

others believed things like this
- I used to beleive if your belly button came undone all the air would go out of your body and you would die.— kate
- I used to believe that if your belly button came undone your skin would fall off! Anon
- I believed that if you pushed your belly button, your bum would fall off.— Wendy
- I used to think that if i touched my belly button it would unfold and my belly would be inside out forever. Anon
- babies come out of your belly button— Kit
- when I was a kid I thought that babies come out of a belly-button.— Ana