Why Zayn Malik and Calvin Harris are in a huge Twitter fight over Taylor Swift

Zayn Malik is not here to make friends. He's made that much clear. And now, he can add the all-powerful Taylor Swift and her DJ boyfriend Calvin Harris to his list of enemies It started, as the great wars all do, with an insensitive retweet. See also: Zayn Malik has no one left except the Minions Zayn retweeted a tweet from the Bitch Problems Twitter account — something no human should ever do — which said that Miley Cyrus is cooler than Taylor Swift because Cyrus claims she doesn't care whe...