I thought that Ac/Dc song, "You Shook Me All Night Long" was "You Shoot Me All Night Long." I figured out the song was about sex, but I thought "shoot me" was a slang that I just hadn't heard yet.
A childhood belief about misheard lyrics

others believed things like this
- When I first heard Bruce Springsteen's song, "Born in the USA," I thought that the song was "Porn in the USA"Anon
- The song 'there's a bad moon out to night.' i thought they were saying 'there's a bathroom on the right.'— kim in alabama
- When I was 10 I thought that if you smoked once God would shoot you with a lightning bolt!— tHOMAS
- I always thought the song Blinded by the light went "Wrapped up like a dousche, another runner in the night"— Dawn
- I used to think that if I stared at the sun for a long time, I could make day turn to night.— Big J
- I used to believe that they shoot the chickens we eat one by one at the farm.— A