When I was a kid I used to believe that cartoons were people dressed up in special costumes.
A childhood belief about cartoons

others believed things like this
- I used to think that "cross-eyed" meant that people had X's for eyes, like dead people in cartoons.— Tim
- i used to believe that the people on TV could see me. i never watched tv without getting dressed first!— Katy
- I used to wonder why people didn't have outlines like they did in cartoons.— Anna
- I used to believe cartoons were real people and animals. They were just wet.— Wendy
- I used to believe cartoons where real people. You can imagine how that went... — Emma
- i used to believe people were put in coffins because they were special cars that could drive you to heaven!— jym