When I was younger, and heard that people were on crack, I thought that meant they're buttcrack was on the front of their body, or they were sitting on a buttcrack. Only when I was seven did I realize that crack was a drug, from a friend.
A childhood belief about drugs

others believed things like this
- I used to belive I was the only person with a buttcrack because I ripped my butt open as a baby— FC
- That if I stepped on a crack on a sidewalk that I would get abducted by aliensAnon
- I believed God lived in a specific crack in one of the walls of my church — Blake
- for some time I used to think that at a drug store people really sold drugs.— NEO_ryu
- I used to think that "extra body" shampoo meant you could use the runoff suds to clean your body.— Christy
- When I was a kid I thought rape just meant someone tearing the clothes off of a woman's body.— Matt