I used to believe that the show Unsolved Mysteries was 100% true. My father used to watch it with me eveynight, and I'd get so scared, because when they showed reinactments, I thought it was real life footage. I remember wondering "Of they have it on tape? Why is it unsolved?"
A childhood belief about tv shows

others believed things like this
- I believed that linguini was made of tape worms and was scared to eat pasta for a long time!— Mojo!
- I thought that life is a dream and when you die you wake up (maybe it's true who knows?)— Naos
- I thought the “rec” button on tape recorders said wreck and it would wreck your tape if you pushed it!— Alberto Richardson
- i used to believe dragon ball z was real
and namek was in another dimension
and every show on tv was realAnon - I used to think True Crime was a documentary TV show and not a genreAnon
- I thought cartoons were for kids and "real-life programs" for adults.— Ichigo