Kirsten Dunst has left the US to live with rocker Johnny Borrell, it has been claimed.The 'Spider-Man 3' actress has reportedly moved into the Razorlight front man's North London home. Kirsten, 24, watched her lover perform at London's Voice Of Slavery concert on Sunday and the pair were later seen partying at North London pub The Hawley Arms. A source told Britain's The Sun newspaper: "This relationship is the real thing. She has been following him around like a love sick puppy."She flew to Texas to join him at the SXSW festival then the band returned to Britain. But they hated being apart and on Friday she flew to London and is staying in his flat."No one is sure how long she will be here for. She is filming in Europe soon so she could be in London a fair bit."Kirsten met Johnny earlier this month after she watched his band performing in Los Angeles.They were later seen kissing at the SXSW festival in Texas and dirty dancing at the Blender House party. Johnny, 26, reportedly finished his relationship with his long-term British girlfriend to be with Kirsten.