When I was little I used to think that all the monsters hid in my parents' bedroom. Turned out that my mom and dad just snored really loud.
A childhood belief about monsters

others believed things like this
- My parents always told me at night the sticks we had played with throughout the day turned into snakes.. — Sarahb
- when i was little i thought every time i left the room my parents turned into aliensAnon
- I thought farting was magical wind, and if you did it loud and hard, you would be able to move yourself.— Blake
- I used to believe the angels were in the speakers at church because of the loud female voice singing.Anon
- That boys turned into women when they became adults and girls turned into men when they became adults. Anon
- I used to believe Elizabethan collars are for dogs to amplify their barks; just like how a loud-hailer works.— jaschenyy