That's why...

...the line from Shakespeare is "Let's kill all the lawyers", from Henry VI, Part2, Act IV, Scene 2. The full quote is "The first thing we do, let's kill all the lawyers"

Rico says that reading an article in the current issue of Vanity Fair about Marty Singer, lawyer to, among other sleaze-balls, people like Bill Cosby, required looking up that quote... (Rico's lawyer relatives are all retired, so they get a pass).