When I was very little I watched an episode of those funny video shows where they pulled a snake out of a toilet... this combined with my belief that all of the plumbing in the house and city and world was connected led me to believe that at any time, most likely when you're sitting on it, a snake or alligator of some sort could come up out of the toilet and bite your butt. And to think I made fun of my brother for thinking he'd get sucked down the drain in the tub.
A childhood belief about fear of

others believed things like this
- I used to believe that if I sat on the toilet too long a snake would come up and bite me.— Cheesemonkey
- i used to believe that when i used the tolit a snake will come out and bite your butt. lolAnon
- in this TV show i saw a snake coming up from the drain so everytime i take a shower i go really fast!— scared person
- I used to believe that crocodiles lived in the toilet and would bite my butt when I had to go to the loo.— Oz
- i used to think that when i was pooping a crocodile could come out of the toilet and bite my butt off.— derek
- My brother (who was 6 at the time) would never flush the toilet in fear of our new house being blown up! Anon