The Sun reports that while in Los Angeles shooting the ITV2 documentary ‘The Passions Of Girls Aloud’, Cheryl Cole teamed up with will.i.am of the Black Eyed Peas on a song that she can closely relate to. “For her documentary, Cheryl was originally just meant to be part of the dance troupe for will.i.am’s song, but he asked her to do backing vocals,” a source told the British tabloid. “The track is called ‘Heartbreaker’ – all about men treating their partners like dirt and cheating on them. Will sings a line admitting he has cheated and Cheryl sings back that he has been an effing jerk. Recording the vocal was quite cathartic for her. She used it to let off some steam. When she sings the line, she really means it – no question.” Read more.