i use to belief that when you pushed the buttons on the lid of a fast food drink, it would change the flavor of the drink.
A childhood belief about drinks

others believed things like this
- I used to think that if you mixed a diet drink with a regular drink, it would explode. Anon
- I used to believe that young boys belly buttons would soon change into there willys...Anon
- I used to belief that women had babies by pressing their belly buttons!— amy
- That you had to be a male to drink beer.— andrei gaspar
- I used to believe that you needed a prescription to drink Dr. Pepper.Anon
- I used to think it was illegal to drink hot chocolate in the summer. — Samantha