Petra Nemkova & James Blunt Split.... Supermodel Petra Nemkova and singer/songwriter James Blunt have split, according to US reports.Sources claim the couple ended their year-long romance last month (Feb07) but remain "good friends."The 27-year-old model and You'Re Beautiful singer Blunt were last seen together at Elton John's post-Oscars party where the Brit performed.But when Blunt recently partied with new pals Robbie Williams and Kelly Osbourne at Los Angeles hang outs Le Deux and Teddy's, Nemkova was nowhere to be seen, fuelling speculation the couple had split.Reports suggested the couple had split last November (06), but both Nemkova and Blunt denied the stories.The couple recently hit the headlines when Blunt ran over a man's foot, while trying to drive away from the paparazzi after a Hollywood Hills party. Nemkova was the singer/songwriter's passenger at the time.