2003 reissue of the British hard rock band's 1972 album includes five bonus tracks, 'Why' (Extended 1972 Version, Previously Unreleased), 'Home Again to You' (Previously Unreleased Demo Version), 'Green Eye' (Previously Unreleased Demo), 'Rainbow Demon' (Previously Unreleased Single Edit), & 'Proud Words on a Dusty Shelf' (outtake). Castle.