I used to think that in the Bruce Springsteen song that he was saying "Is that you, baby, or just a bridge in disguise?", rather than "brilliant disguise". I also that that when Madonna said "Let the choir sing" in Like a Prayer that she was saying "Level crossing". Much better, I think.
A childhood belief about misheard lyrics

others believed things like this
- When Madonna sang "let the choir sing" in "Like a Prayer", I thought she was singing "love by proxy"— Kristen
- When I first heard Bruce Springsteen's song, "Born in the USA," I thought that the song was "Porn in the USA"Anon
- I use to think that Bruce Springsteen's song "growing up" was called "throwing up"— glowworm
- i used to believe that a volcano was an upside-down UFO in disguise— Sally
- i used to believe that my dog was really a cat in disguise trying to get information on the dog empire!— strange and used to be stupid
- I used to believe that eye-lash curlers were eye-ball eating aliens in disguise— Eliza