My brother and I used to believe that eating sardine tails would make us turn into Daleks. We still ate them sometimes though and carried on the belief despite the lack of evidence!
A childhood belief about general

others believed things like this
- When I was 8, I was convinced the Daleks were going to come out from under my bed and get me!— Whaddupwho
- I thought exterminators were Daleks.Anon
- that Worzel Gummidge was the scariest thing on television... and the daleks of course. — tracy g
- i used to believe if i eat fish it would turn my stomach into a fishtank and make me turn into glass.Anon
- I used to watch the clouds blowing across the sky and think I was seeing evidence of the earth's rotation.— Dave T
- I Used To Believe That GayNess Came From Lack Of Confidence In Ones Appearance— Mr Payne