My sister always pronounced - and spelled - chewing gum that way: jewing gum. She obviously thought it was a Jewish invention. Well, maybe it is???
A childhood belief about chewing gum

others believed things like this
- I used to think that heater was spelled "header"(which i didn't know was pronounced hedder)— Olivia
- Since Germans speak German, I thought Jewish people spoke Jewish.— Lori
- I grew up Jewish. Until I was about 10, I believed that everyone who wasn't Jewish was Catholic.— Philm35
- I used to believe that the rapper Eminem's name was spelled M&M and anyone named Juan was spelled one.Anon
- Before the invention of the camera, everything looked like a cartoon with the quality/effect of oil painting.— MD Caruso
- I thought the name Phillip was actually spelled "Fill Up"— Natasha H