Black Sabbath, Metallica, or Captain Jack

The Rock and Roll Hall of Fame opened their arms to Black Sabbath in 2006 and Metallica in 2009.Let's see how well people know the lyrics of these bands. Sabbath and Metallica and known for some pretty heavy, well written lyrics. Can I confuse my co-workers by using some of my amazing poetry? I'm no Ozzy or Hetfield, BUT I can write some magic.

Is it Black Sabbath, Metallica, or Amazing Captain Jack Poetry.