Lady Macbeth: "look like the flower,/But be the serpent under't" (1.5.65-66)
The story of Macbeth and Lady Macbeth-like nature of the Clintons' marriage begins with the Dolly Kyle story: http://www.dailymail.co.uk/news/article-3633977/Bill-Clinton-s-lover-Dolly-Kyle-tells-lumpy-Hillary-fat-ankles-hair-toes-schemed-LIE-60-Minutes-Bill-s-affairs.html
