I used to sleep in the directly in the middle of my bed because I was afraid there was an octopus under my bed. For some reason I assumed his tentacles couldn't reach the middle of the bed.
A childhood belief about under my bed

others believed things like this
- My uncle convinced me that if you ate octopus, the suckers on the tentacles would suck your tongue out— Minnie
- I used to believe my middle name was and. At age 12, I discovered that it was actually "ann".Anon
- I used to believe that my middle name was Goofy, even though it's actually Margaret.— Lisa
- I used to believe that everyone had the same middle name as me... Elizabeth.
(even my uncles)— K.O. - I used to believe that the red thing in the middle of a Greek olive was the pit.— Liz
- I used to believe my middle name was spelled "Worn" it is "Warren"— Bart