I used to believe that we were singing "Rosanna in the highest" in church, instead of "Hosanah" and I wondered for many years why I hadn't heard of Rosanna anywhere else.
A childhood belief about hymns

others believed things like this
- I used to believe the angels were in the speakers at church because of the loud female voice singing.Anon
- The highest of all numbers was "a finnety."— Becky
- when i was in kindergarten i used to think that 100 was the highest someone could count!— Jessica
- When I was a kid I heard that the Beatles did acid and I wondered if they melted from it.Anon
- When I first heard the song "Constant Craving" by KD Lang, I thought she was singing "God save gravy."Anon
- I was sad for many years because my aunt once told me I would go to hell for farting in church!— Tara