When I was about 3 y.o. I used to think that cameras had x-ray vision and would therefore expose me to the world, therefore I went through a period of grabbing my crotch during photos (Wacko Jacko eat your heart out!)
A childhood belief about rude bits

others believed things like this
- The song called heart of glass mixed me up as a kid. I heard "Heart and ass". — oops
- I used to think that when people had heart attacks someone came and stabbed their heartAnon
- I used to think that if you eat pig heart, you could grow another heart and be twice as healthier. Anon
- I used to believe that if you ate carrots you’d have night-visionAnon
- I thought I had X-ray vision and could talk to animals and they could understand me.— Kitty Lover
- I used to believe that my mom had surveillance cameras everywhere I went and could always see what I was doing— Mikhail