I used to believe that mountain dew was pee. probably because my brother's told me they wrung out my bed, and that's where mountain dew came from.
A childhood belief about drinks

others believed things like this
- I used to think that the chorus of "mountain song" by jane's addiction was in a different language— nothing'sshocking
- I was convinced that hot air sinks. Why else are mountain tops cold, and Death Vally is so hot?— Not-my-wife
- I used to believe that when I went to the mountain I would find an ancient monster or find some treasure— Yazer Solorzano
- I thought the Mountain of Olives was made out of Olives— Tanuki
- Ice cream was made from feathers. My brother told me it was.— ed209
- My mum told my brother that beetroot turned your wee pink. To this day he still won't eat it— Monica