I used to believe that a unibrow was one eyebrow above one eye and that there was nothing above the other eye. I used to think that a double chin is what we commonly refer to as a "butt" chin.
A childhood belief about general

others believed things like this
- If you held a buttercup under your chin and got a yellow reflection then you liked butter!— Tilly
- Since my father had a deep cleft in his chin, I thought he was growing a tiny buttocks out of his face.— Rick
- Some sport cars have a double exhaust. I wondered why. Why would people want to pollute twice as much?— F*ck the environment?
- I used to believe that the solid double yellow lines on highways were the motorcycle lane.— jeech
- I believed that the gap between the double yellow lines in the road was a special lane for motorcycles.— Joel
- i used to believe that when you had diahria you were peeing out of your butt.— roger rabbit