They showed me this album sleeve, the new Led Zeppelin...

They showed me this album sleeve, the new Led Zeppelin album, and I said 'very nice' and handed it back. 'No, go on - look again' they said, and then I saw this song 'Hats off to Harper'. It was very, uh... to be honest, it's been more of a burden than anything. A hell of a thing to live up to.