He reminded me a bit of Messala, the fictional Roman proconsul who, spurned by his childhood friend Ben-Hur, plots eternal vengeance.

CNN: 'Uncovering Clinton: A Reporter's Story'

Other candidates for Twitter feuds range from Dean Martin and Jerry Lewis to Josef Stalin and Leon Trotsky to those famous old epic-movie friends turned enemies, Ben-Hur and Messala.

WSJ: Moving Targets: Queenan Imagines Twitter Feuds Involving Burr, Capone