I used to think that only kids could see Barney. If adults watched the show, they could only see the children talking to each other but never Barney.
A childhood belief about tv

others believed things like this
- When I was younger, I used to think that barney was a giant purple and green puppy!Anon
- I was convinced that children weren't humans, only adults were, children were a total different race!— Leda
- That adults came into the world as adults and were never childrenAnon
- I used to believe untill I was five that all adults are born like that and all little children stay little— Igor
- I used to think that I was smarter than adults. Now I know kids are smarter than adults in many ways— Marshall M
- I used to believe when adults grew up only 4' 9" or lower are still classified as kids.— Jorge