Styles tweeted the first line of the chorus from Swift's song "22": "I don't know about you, but I'm feeling 22." The song appeared off her 2012 album Red, which Styles may be overly familiar with since it was released the year he and Swift began seeing each other.

What he means by the tweet remains to be seen. Given the song's opening lyrics, "It feels like a perfect night/ To dress up like hipsters/ And make fun of our exes," is the tweet an olive branch or a tongue-in-cheek jab at his former flame? Read more - here.

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