I used to get common phrases confused because I would only hear them not see them in written form. Examples: Vericose Veins, I thought they were Verycold Veins. I thought War and Peace was the name of the author (Warren Peace). I thought Off the beaten path was Off the beat and path.
A childhood belief about speaking

others believed things like this
- I thought the blue veins in some cheeses were actually blood vessesls!— Helen
- my aunt used to have an imaginary friend who instead of having blood had 7-up in her veins.Anon
- I used to be afraid of moving my wrists incase i snapped my veins and bled to death.— Tender veins
- I used to believe my middle name was spelled "Worn" it is "Warren"— Bart
- I always thought the lyrics in I'm Blue were "I could beat up a guy"— Trisha Gaurav
- I thought that the song "Hands off she's mine" by The English Beat was actually saying "Anton, she's my aunt"— Nate