My dad used to tell me a little green man lived in the attic and would hop around creating a banging noise. My brother and I were terrified and would go nowhere near the attic ladder.
I found out later that the attic window had a broken shutter that would bang on windy days.
A childhood belief about around the house

others believed things like this
- I used to think that a family of evil bears lived in my grandparent's attic.— jasonchic
- i used to believe that edward scissorhands lived in our family friend's attic.Anon
- Once I thought these two teenagers who used to wash my mums car lived in our attic. Hahaha!— Roxanne
- i used to believe that a mortgage was a big pirates chest that my mom and dad used to keep in the attic. — lou
- When I was a child, I used to believe that the school attic was full of ghosts and elfs.— Lia
- I thought when the Big Bang happened it made an actual bang noise— Catte