I used to believe - due to my dad and sisters that "Lassie" - the dog on the TV series was in fact a boy in a dog costume. Hmmm
A childhood belief about tv shows

others believed things like this
- i used to think that my dog was an old man in a dog costume— Kate
- I used to believe that my body was a costume with me in it. — Silver
- my mum told me that it was prince charles who was in the Bungle costume on Rainbow.— lm
- I used to believe that my parents and sister were alligators underneith there zip on human costume...haha— Alyssa
- I once believed that if I wore my Halloween costume to bed, I'd wake up as the actual thing.— Sarah
- When I was a child I used to believe that movies and series were real.Anon