When i was little i believed that if you still were sitting on the toilet seat when it flushed you would be grabbed by a monster that was in the sewers and you would die.
A childhood belief about fear of

others believed things like this
- I used to think if I left the toilet seat open my cat would get flushed down the toilet.— G
- I used to think you could get pregnant by sitting on a toilet seat.— Lisa
- I believed everytime the toilet flushed a wave broke on a beach— Jenelle
- 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 that boy's lifted the toilet seat to pee because their asses were too big.— sydo