I used to believe that if you stayed in the bath after all the water had drained out, you'd either be sucked down into the drain, or some hand would pull you down it. This led to me leaping out the bath the instant I pulled the plug out :P
A childhood belief about bathrooms

others believed things like this
- I used to believe that once you pulled the plug in the bath a shark would swim out of the drain and eat you.— Amy
- i thought that when you were in the bath you would get sucked down the drain— blake
- how many us believed you would go down the drain with the bath water? I did!— Amy
- I used to think that if you take the plug out of the bath it will suck you into the bath— awesome kid
- when i was around 3 or 4 i belived that the sea had a large plug like a bath and it was draind every night — James Cameron
- I used to belive that if u pee in the bath, you will get sucked down the plughole!Anon