James Blunt has split from his model lover Petra Nemcova, it has been reported.The 'You're Beautiful' singer is said to have infuriated the beautiful Czech model after allegedly cheating on her with a string of girls, including Australian TV presenter Tania Zaetta.A source told Britain's Mail on Sunday newspaper: "Rumours got back to Petra that James had been partying with loads of gorgeous girls in Ibiza over the summer. They had a huge row during London Fashion Week last month and now it is all over."According to close friends, the singer is desperate to work things out with Petra, but the 27-year-old model is unsure whether she can trust him again.The source added: "She's agreed to meet him a couple of times to try to work things out but it isn't looking good."This isn't the first time Blunt has been accused of being a love cheat.The 32-year-old musician parted ways with his girlfriend of two years, singer Camilla Boler, after a rumoured romance with British socialite Tara Palmer-Tomkinson in March.

His relationship with Tara was short-lived - he was seen kissing Petra on a beach in Ibiza in June.