I used to believe that the toilet flushed into hell and that if you were sitting on it when it flushed, the devil would grab you by the butt and pull you in.
A childhood belief about bathrooms

others believed things like this
- i thought when you flushed, it went down to hell and that's what the devil fed the people in he..— Barb.
- I used to believe that everything you flushed down the toilet ended up in "Hell".— Abi
- I used to believe that monsters lived in my toilet and they ate my poop and urine when i flushed the toilet.Anon
- I used to believe that if I flushed the toilet before I showered, I would take a shower in dirty toilet water.— Chris D
- I used to think if I left the toilet seat open my cat would get flushed down the toilet.— G
- I used to believe that the toilet would suck me down if I flushed it.— :-)