Becuase I was told not to flush the toliet while someone was in the shower I thought that it was because the water (and the other stuff) that was just in the toliet would come out from the shower head.I was SOOOOOOOOOOOOO grossed out!!!
A childhood belief about bathrooms

others believed things like this
- I used to think that toilets led to the shower head. That's why I never took a shower :D— scared
- that bathroom tap water was recycled "potty" water from the toliet. — livingdeadgirl
- I used to believe that take a shower meant to go steal a shower from the storeAnon
- I used to think that if you go into a shower nothing can hurt you because you're protected by water — Foxxip
- 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 think that trolls lived in my shower drain and showered with my dirty water— Troll bather