In 1957 I was 7 years old. I remember seeing a bottle of Heinz 57 sauce and was certain the year was part of the product's name. When Janaury, 1958 rolled around, I was positive that the bottles would say Heinz 58 - when they weren't changed I was VERY disappointed!
A childhood belief about general

others believed things like this
- My Dad told me that Soy Sauce was made of grasshopper spit! I didn't eat it for YEARS!— TawnyKat
- My father used to call soya sauce "monkey blood". I didn't even consider tasting it for years!— Me
- I used to think that Tabasco Sauce contained tobacco, and therefore was actually "tobacco sauce."
Anon - I used to think that your birthday changed every year, and that your parents just decided what day it was.— Daniel
- Until I was 7, I used to think bananas were a dairy product.— Amplexor
- I used to believe that commercials would only go away when you bought the product that was being advertised.— Hayabusa