My friend used to sing a song she loved when she was young. It really goes "I am strong, I am invincible, I am woman...". But she used to sing "I am strong! I am invisible! I am woman!" She thought that being invisible was one of the woman's powers... :)
A childhood belief about misheard lyrics

others believed things like this
- I thought the line in the song "more than a woman" was "four-legged woman".— boo
- I used to think that the song "Evil Woman" was "Medieval Woman". Anon
- My sister just recently realized that the lyric "more than a woman" wasn't 4 letter woman!— Anne
- Yesterday I realised that invisible ink doesn`t make me invisible.— Jonathan Eleven years old
- I always thought that Zuccero's song "Senza una dona" was actually "Sence of a woman"— Miroslava
- Did anyone else sing "Hark, the hairy angels sing"?— Jill