When I was 6 and was taking a shower, I used to believe that the yellow bag hanging was for me to use. My mom came to check on me and found me peeing in her bag. She got a good laugh.
A childhood belief about bathrooms

others believed things like this
- I used to believe that the yellow sky during a sunset meant that people were peeing a lot.Anon
- I used to believe that take a shower meant to go steal a shower from the storeAnon
- I used to think that toilets led to the shower head. That's why I never took a shower :D— scared
- I used to think that when people were taking their contacts out that they were taking their eyeball out :) — Jen
- I used to believe that if you took a shower after a day of tanning the tan would come off in the shower— Shar
- i used to believe that when you had diahria you were peeing out of your butt.— roger rabbit