Misheard Lyrics, a.k.a. mondegreens

New Gorillaz has a a good one.

View: https://www.youtube.com/watch?v=24tFMeloa18
I like the track, but...

Actual lyrics

"They taught themselves to be occult"

What I heard:

"They taught themselves to be a cow"

If I hadn't told you the correct lyrics I think mine might have stuck. Moo. :p