What started as speculation heated up into something much more serious in August, when the two were spotted at a gala for a play Taylor was starring in and seemed to be very cozy with one another. On Aug. 17, a source told Us Weekly that their “energies work really well together” and that “they’re both really sweet people at their core.”

“Harry is always smiling when he’s with her” the source added, saying that they're "having a great time together.” The two were also spotted holding hands.