You know how if you look at a lightbulb, and then look away and blink a bit, you see a kind of after-image of the filament. If I did this I used to think that I was seeing "bugs".
Once I did this when I was staying with my aunt. When I saw the "bugs", I went and told my aunt that there were bugs everywhere. She went to look but didn't see any bugs, and she wondered what I was on about...
A childhood belief about around the house

others believed things like this
- I made my bed everyday as a kid because I believed that if I didn't then bugs would get in it.Anon
- When I was little, I thought the Beatles really were bugs.— Spongekid
- I used to think that when you got like a twitching eye or something, it was little bugs under my skin.Anon
- I used 2 believe crumbs turned into bugs.— Jen
- i used to believe that bugs came out of canned bug spray Anon
- i used to think that bugs could understand and talk with us— DarkDeku