J.K. Rowling and Piers Morgan’s weekend Twitter war was the stuff of the ages

FILE - In this April 9, 2015 file photo, Author J.K. Rowling speaks at the Empire State Building during a lighting ceremony and to mark the launch of her non-profit children's organization Lumos in New York. Rowling announced Friday, June 26, 2015, that a new play called "Harry Potter and the Cursed Child" will open at London's Palace Theatre about a year from now in the summer of 2016. Rowling tweeted that the play explores "an untold part of Harry's story" and is not a prequel. (Photo by Evan Agostini/Invision/AP)

British TV personality Piers Morgan and British author J.K. Rowling are in a Twitter war over American politics.

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He called her work “drivel,” and she called him “amoral” after Morgan defended the U.S. government’s travel ban during an appearance on HBO’s “Real Time with Bill Maher” on Friday.

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Morgan faced off with Australian comic Jim Jefferies on the episode during a discussion of the executive order. Morgan said it was “not a Muslim ban,” and Jefferies directed an expletive at him. Rowling tweeted that it was “satisfying” to hear Jefferies say that.

A flurry of tweets between Rowling and Morgan followed.

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