When I was little, i used to believe that the popular childrens tv theme "pink and the brain" went "pinky and the brain, pinky and the brain, one's in the juniors, the others in spain" rathet than the correct "one is a genius, the others insane!"
A childhood belief about misheard lyrics

others believed things like this
- When I was little, I used to believe that snot was brain juice.Anon
- I used to believe that people who wear glasses did had a second brain!— Onessa
- i used to believe that if you picked
your nose your brain would cave in...— mr bogtrotter - I used to believe that if I threw up too hard my brain would explode.— Tammy
- When I was little I believed that boogers were parts of my brain that got used up.Anon
- My sister used to believe if you stuck a Q-Tip in one of her ears her brain would pop out the other ear. — Mr.McMelon