The worm/plow line is a quote from William Blake's 'Marriage of Heaven & Hell,' and Waits and his wife wrote the song for the musical adaptation of the 1913 play "Woyzeck," in which it is performed as a duet.
The worm/plow line is a quote from William Blake's 'Marriage of Heaven & Hell,' and Waits and his wife wrote the song for the musical adaptation of the 1913 play "Woyzeck," in which it is performed as a duet.