I used to believe that the song that goes "I am your lady you are my man" went "I am your latest you are my last".
I always thought it was cool that she would love him forever knowing already he would sooner or later find someone new.
A childhood belief about misheard lyrics

others believed things like this
- When I was little, I used to love dinosaurs, and thought that they didnt poop because they were too cool....— Melanie
- I used to think that Chris de burgh song Lady in red was Lady in Bread
— Omega-R-Fox - I used to think the song "dude looks like a lady" by aerosmith was "doodles like a lady"— I used to believe
- I used to believe the song "Dude Looks Like A Lady" said "Do It Like A Lady"— jvf
- I used to believe that the B-52's song "Love Shack" was actually "Love Shark!"— Natalie
- I used to think the song "love the one you're with" was called "love the one, your win. — Glowworm