In the movie "Finding Nemo" there is one line i took way to seriously...."all drains lead back to the ocean" until about fourth grade i was convinced alligators and sharks lived under the bathtub and toilet and when you flushed the toilet or drained the bathtub the flushing/water draining sound was them growling at me.
A childhood belief about fear of

others believed things like this
- 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 believe that monsters lived in my toilet and they ate my poop and urine when i flushed the toilet.Anon
- I used to believe the sound of a flushing toilet was nearly identical to the 90210 theme. — Laurenne
- I used to think that the sound after the toilet was flushed was ladies singingAnon
- I used to beleive that if you flushed the toilet that it would explode and all the water would shoot out.— Michelle
- I used to think if I left the toilet seat open my cat would get flushed down the toilet.— G