My girlfreinds Mum told her that if she played with her belly button her insides would fall out.
She still won't let me near it...
A childhood belief about belly buttons

others believed things like this
- when i was young i was told that if i played with or turned my belly button that my bum would fall off — lee hull
- i used to believe that playing with your belly button would lead to your insides pouring outAnon
- I used to believe that If I stuck my finger really far inside of my belly button I could touch my insides.Anon
- When I was a kid my dad told me that if you unscrewed your belly button your bum would fall off.— Ann
- i was told that if you fiddled with your belly-button too much, my bum would fall off.Anon
- someone could unscrew my belly button, and if they did, my head would fall offAnon