I came to believe after a few trips to the beach when I was little, that only little kids had outie belly buttons, and when you grew up, it would go in. I really freaked out when mine didn't go in after a few years, and my friends all had innie belly buttons!
A childhood belief about belly buttons

others believed things like this
- i used to believe that guys pulled out their outie belly buttons and that's how they peed.— Sky
- i uses to believe that boys wee'd out of their belly buttons.— boys and toilets
- I used to believe that babies came out of belly buttons — kels
- that bunnies came out of belly buttonsAnon
- I used to belief that women had babies by pressing their belly buttons!— amy
- I used to believe that belly buttons were for putting the salt in while you were eating celery in bed.— David T