Until my adolescent years, I believed that if you went into the shower on one side of the curtain, you had to leave on the same side. If you left the shower on the other side, you would be in another evil dimension.
A childhood belief about bathrooms

others believed things like this
- I used to believe that if I chewed on one side of my mouth too much the other side would get jealous.Anon
- I used to believe that take a shower meant to go steal a shower from the storeAnon
- I used to believe that "pork chops" were called "port chops", and came from the left side of the pig.Anon
- I used to think that toilets led to the shower head. That's why I never took a shower :D— scared
- Like most kids growing up, I believed there was an upside-down word on the other side of the mirror.— Taylor (14)
- I used to believe that if you took a shower after a day of tanning the tan would come off in the shower— Shar