As a kid I used to play with my belly-button (amongst other things!). My Mum told me that if I wasn't careful I would burst, fly around the room as the air escaped and end up flat as a pancake. I stopped playing with my belly buitton!
A childhood belief about belly buttons

others believed things like this
- i used to believe that playing with your belly button would lead to your insides pouring outAnon
- I used to think that if i touched my belly button it would unfold and my belly would be inside out forever. 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 your belly button is where you put salt when you eat apples in bed.— Shurnuff
- i was told that if you fiddled with your belly-button too much, my bum would fall off.Anon
- My dad told me when I was little that my belly button was "Where the Indian shot me"Anon