My brother used to believe that the part of 'Margaritaville' where Jimmy Buffett sings 'Some people claim that there's a woman to blame' was actually 'some people claim that there's a warm nun to blame'.
A childhood belief about misheard lyrics

others believed things like this
- I use to blame the aliens on my missing barbie dolls.— Lindsay
- When I was little I thought people smoked cigerates to keep warm.Anon
- When me and my brother were kids we used to think that Jim'll Fix it's Jimmy Saville was called Jim'llAnon
- When I was young I thought people smoked to stay warm.— Phil Stam
- when I was little my uncle told me he was part bear. I believed people could be part bear until I was twelve. — Audrey
- I used to believe that when I went to movies people were behind the screen acting out the part — Amy