I used to think that the song Signed, Sealed, Delivered, I'm yours was Sky's still the limit oh yeah! but, my sister corrected me.
A childhood belief about misheard lyrics

others believed things like this
- The old classic by the Go-Go's "Our Lips are Sealed" I used to think they said "honest I see you"— Euge
- When I will little I used to believe that when you got married, you signed a contract to order a baby! LOL— Kriatina
- I used to believe that on money, the treasurer of the United States really signed every bill prited her self.— Tiffany
- I used to believe that there was a time limit whilst using the loo.— Helen
- I used to believe there was a limit on the numbers you could count — Carmen
- I used to believe that the Easter bunny delivered the newspaper. — Terisa