From Abba's song "Under Attack", I heard the lyric "under attack, I'm being taken, about to crack, defences breaking" as:
"under attack, I'm being taken, a butt crack, defences breaking"
A childhood belief about misheard lyrics

others believed things like this
- I thought the song "Party Time" by Moby was actually saying "heart attack" (this was before I knew the title)— Elviessa
- Birds in the sky would come down and attack me with their beaks.— Bianca
- when i was little i used to think that rape was where you used a rake to attack someone— terrordrone
- when i was 4 i used to think that mushrooms were going to attack me with their furry stigers— Milan
- I thought you always die if you A. get cancer or B. have a heart attack— Nate
- I use to think i heart attack was when you got stuck in an elevator. I have no idea how i came to believe thisAnon