I believed when I was little that a pickle (of course)would grow into a cucumber and if let to grow further it would become a watermelon!
A childhood belief about gherkins

others believed things like this
- I used to believe a pickle was a smaller version of the cucumber.Anon
- 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
- I used to think that if i ate watermelon seeds they would grow out of my ears.— Catherine