Words in songs

So the other day I decided on a bit of impromptu unscientific research. Isn't that what us planners are all about? Thinking about things, and doing them? Maybe to pull up some surprising results?

So, I randomly selected 3 songs in a few different areas thus:

And I then nabbed the lyrics and whacked them into wordle - you know, just for fun. These are the results:

The results: As you'd expect. Bands seem to name their songs after a key lyric or theme. Nothing surprising at all. None the less interesting for that, mind...