For some reason, I used to think that there was always a murderer in the tub behind the shower curtain, waiting to kill me as I peed at night. Even now, I still leave the shower curtain pulled back.
A childhood belief about bathrooms

others believed things like this
- I used to think when I peed in the shower as a kid, the water coming back through the showerhead was my pee.— gregg
- 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 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 rain was when Jesus was having a shower— matt
- I thought you could die from chewing gum while in the shower.— Hollow Head