Vacation fights and final words: Haylor and Jelena's strangely similar splits

A spy tells Us that Taylor could be "intense," with another echoing to the London Mirror, "Harry and Taylor had an incredibly intense relationship and really did care strongly about one another."

But Swift's purported "nagging" also factored into the breakup, contends the paper, which claims she would question Styles about "his intentions with various women, and generally [had] very little faith in him. It all became too much, and Harry found her a little too demanding."

Now, declares the Us mole, "They are 100 percent over."

Taylor quickly booked a flight off the island (a photo of her sad, lonely boat ride to the airport can be seen here), and she surfaced outside a friend's Los Angeles house on Tuesday.

Speaking of friends, she'll surely have a sympathetic shoulder to lean on, given that close pal Selena reportedly had a nearly identical breakup with Justin. Read on for the details ...