when I was young, my grandpa used to tell me that if I ate watermelons, I would grow chest-hair. I'm a girl, so I haven't eaten a watermelon since.
A childhood belief about watermelons

others believed things like this
- If you eat watermelon seeds a watermelon will grow in your tummy and vines will come out your earsAnon
- when you eat the seeds from a watermelon a watermelon will start to grow inside your stomache.Anon
- I used to believe that if you ate a watermelon seed you would grow a watermelon tree in your stomach!!!— Eskimo
- I use to believe (thanks to my Mom) that if I swallowed a watermelon seed a watermelon would grow in my belly.Anon
- My grandpa told me that edible part of the watermelon was blue until you cut them open. Anon
- My mum always told me to stop chewing my hair or else i would get a hairy chest! hee, hee! x— Kirsty