when i was little i heard the charlie daniel's song "devil went down to georgia". then i heard it on the radio and i believed the song had been changed because on the cd version he says " i told you once you son of a bitch" and on the radio "he says you son of a gun". this was before i knew about censoring things...
A childhood belief about misheard lyrics

others believed things like this
- I swear I heard a Disney Channel/Radio Disney song where the chorus was a repeated “Damn it”— SpengBab
- I used to believe that when a song came on the car radio, the band was sitting on top of our van.Anon
- When I first heard Bruce Springsteen's song, "Born in the USA," I thought that the song was "Porn in the USA"Anon
- I used to think that when a song finished on the radio it would play again on the next station— Maria
- My sisters told me, and I still believe, that the 'Hokey Pokey' is the Devil's song.— You shake it all about...
- In a religious song, instead of “Jesus Christ” I heard “Cheese is Prize”— EJ