When I was about 8 or 9, there was a My-Size Barbie doll that came with a butterfly costume. I thought that if you wore the costume you would turn into a butterfly. I was disappointed when I found out the costume wouldn't fit me.
A childhood belief about toys

others believed things like this
- I once believed that if I wore my Halloween costume to bed, I'd wake up as the actual thing.— Sarah
- 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
- My friend thought butterfly was actually called a 'flutterby.'— BlutterBly?