The title is a quote from 'Macbeth', Act 1 Scene 2, as indeed are many of the plot elements in this story.
Will's de-construction of the title is possibly a loving spoof of the infamous headwrecking solutions to the clues on the British Game Show "3-2-1".
Viewing figures for this penultimate edition of Upstart Crow fell to 1.14 million with the show dropping to twenty-third in the rankings for BBC2 for the period 6th June 2016 - 12th June 2016.