In the song greased lightening, i thought that they were saying "she's a real pudding wagon"... but i realized recently thats its actually "she's a real pussy wagon"... i was pretty far off.
A childhood belief about misheard lyrics

others believed things like this
- I used to think that my grandmother was a pioneer from the covered wagon days.— jasonchic
- That the tooth fairy drove around in her green Volks Wagon Collecting teeth from all the children.— Wanda Trytten
- the beatles song 'mean mr mustard' says "shes a real go-getter", i was sure it was "shes a real coconut"...— sally
- For the longest time I thought that tapioca pudding was really fish eggs in pudding.— Liz
- i used to believe dragon ball z was real
and namek was in another dimension
and every show on tv was realAnon - I used to believe that boys were like robots and had no real feelings, that they were not even real people.— Lisa