I was told that Hubba Bubba and Bubbalicious contained spider's eggs and that's what made it so crackly and poppable. EW- I still hate gum.
A childhood belief about chewing gum

others believed things like this
- There was a popular rumor back in grade school that BUBBLE YUM gum was made with spider eggs.— Amber
- Someone told my that rice was really spider eggs. I still don't look at it the same. Anon
- Rain contained snail eggs...mmmm— klaus
- My Nana told me that moths lay eggs in your hair. I still hate moths to this day.— Paula
- I used to believe that only brown eggs came from chickens. I thought white eggs were made at the store— Destiny
- I used to think that eggs were made in a factory. The oval shell made them fit perfectly in the egg cartons.— Sherry