I thought "a partridge in a pear tree" was actually a cartridge in a pear tree, and I don't know why they would put a cartridge in a tree. I thought "two turtle doves" was a turtle and a dove, making two in total.
A childhood belief about misheard lyrics

others believed things like this
- I used to think that partridge in a pear tree was "cartridge" in a pear tree(christmas song)— Erica
- I used to think that the tree branches moving was making the wind, not the wind making the tree branches move.— Jenny
- When I was five, I believed God was big as a tree, a tree being the biggest thing I could convieve of.
— Chris - I used to believe that the Doller Tree store was an actual tree.Anon
- When I was a child i thought turtle wax, was to wax turtles.— J.P.
- I thought that if I swallowed grapestones, a tree would grow out from my stomach. — Tone