A source tells Life & Style Weekly, “They are both really busy and never in one place for long. Harry’s really upset about the split and is really sensitive about it. Loads of his friends told him to be careful and that it was never going to last, and he feels a little foolish now that it’s fallen apart so quickly.”A source tells the Mail Online, "Yes I can confirm they have split up. They were on holiday and had an almighty row. They are two young stars at the top of their game so who knows what will happen in the future." An insider tells HollywoodLife.com, “Richard Branson heard Harry was staying nearby so invited him to come check out Necker. So when Taylor left for the states, Harry went to Branson’s island for the day to let off some steam. Harry joined Richard and his pals for some fun, and he did plenty of partying and was definitely enjoying himself while hanging out with guests. He returned to Virgin Gorda in the early morning hours looking like he had a raucous night.”Insiders say Swift is upset that Styles partied with women on Richard Branson's private island.Perez Hilton has pics of Harry hot tubbing with women.  A source tells Showbiz Spy, “After one of Taylor’s relationships sours, it’s almost a sure bet she’ll write a song about it and there will be even more waves of publicity. That’s why her romance with Harry was arranged by his handlers.”Taylor Swift and Harry Styles have reportedly ended their two-month romance. The New York Post reports the couple had a so-called "blow-up fight" while vacationing together in the British Virgin Islands last week. Taylor is said to have caught an early morning flight home on Friday (January 4th) morning. She was photographed by herself and looking non too happy while riding a boat to the airport that morning.On Saturday (January 5th), Taylor tweeted, " . . . 'til you put me down." It's part of a line from her song "I Knew You Were Trouble." The complete line is "I knew you were trouble when you walked in, so shame on me now. Flew me to places I'd never been, til you put me down."In other Taylor news, she will be part of the new Grammy ad campaign, called "#TheWorldIsListening," which features both established and up-and-coming artists in print and TV ads. Other singers featured in the campaign includ Rihanna, the Black Keys, the Kills, Snoop Lion, Grace Potter, Kishi Bashi and Dam-Funk. The 55th annual Grammy Awards will be held in Los Angeles on February 10th