Tweedledum and Tweedledee the most celebrated and most frequently quoted (and sometimes misquoted) epigrams", satirising the disagreements between George Frideric Handel and Giovanni Bononcini, written by John Byrom (1692–1763): Although Byrom is clearly the author of the epigram, the last two lines have also been attributed to Jonathan Swift and Alexander Pope. While the familiar form of the rhyme was not printed until around 1805, when it appeared in "Original Ditties for the Nursery", it is possible that Byrom was drawing on an existing rhyme. The characters are perhaps best known from Lewis Carroll's "Through the Looking-Glass and what Alice Found There" (1871).
Tweedledum and Tweedledee (comics) an appearance in "" as inmates in Arkham Asylum. In this incarnation, they appear attached to each other by a pair of electroshock helmets, with Tweedledum representing the right half of the brain, and Tweedledee the left. Although Tweedledum and Tweedledee are most often depicted as being the leaders of their own criminal organization, they sometimes are reimagined as the henchmen of the Joker. In a shoot-out with the GCPD during "", Dum is shot in the head. During the "Infinite Crisis", Tweedledum and Tweedledee appear as members of Alexander Luthor, Jr.'s Secret Society of Super Villains. Joker refers to