I used to think that the "All In the Family" theme song sang, "G R OL L SAL AN GRATE" and never understood this. For years, this was what I thought, until my 13 year old daughter corrected me with "Gee our old La Salle ran great," Whoops.
A childhood belief about misheard lyrics

others believed things like this
- i thought I got one year older when my family sang the birthday song.— I am the ghost
- 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
- I used to believe God had a pet tortoise. There was a hymn we sang that went "Great things he hath taught us"— Lozza
- My 5 year old daughter believes if she picks her nose her bum will fall off !!Anon
- for my little sis -
Paul McCarty song "Band on the Run" but when she sang it it was "Man has the Runs"Anon