I used to think that the chorus of the theme song from "Flashdance" went:
"take your pants down, and make it happen."
when really it's: "take your passion..."
I always thought it was too dirty for a PG rated movie. :)
A childhood belief about misheard lyrics

others believed things like this
- in the song with the lyrics "take your passion" my sister used to always think it was "take your pants off"— Steped
- a friend thought that the song "dirty deeds done dirt cheap" was saying "dirty deeds dunderchief"— dubs
- I used to think that the actors on tv shows sang the show's theme song.Anon
- Until I was about 15, I beleived my Father was the person who sang the "Cheers" TV Show Theme Song.— Dustin
- when i was younger i thought ac/dc's dirty deeds (done dirt cheap), was dirty knees and the thunder cheeks.— S
- I used to think that the chorus of "mountain song" by jane's addiction was in a different language— nothing'sshocking