I used to believe it was "hand cups" and "bolly ball".
A childhood belief about speaking

others believed things like this
- I used to think volleyball was actually called "ball-y ball"Anon
- I used to believe that drinking cups of viniger would make you grow big and strong— en
- When I was 8, I made a plan to become rich by selling cups and magazines from my house.— Kevin
- I used to think that my right hand wasn't my right hand anymore if I turned around.— Mike
- I was told as a kid that when it thundered, God was playing basket ball. LOL! — Tony
- I used to believe that your brain was a red rubber ball inside your head.— Greg