Britney Spears' mum Lynne is "pleased" her ex-husband has agreed to step down as their daughter's conservator amid her legal battle. Jamie Spears, 69, has been in charge of his superstar daughter's conservatorship since 2008, but announced he would be stepping down "when the time is right" on Thursday night.The ...Baby One More Time singer's mum has now addressed the news, with her lawyer Gladstone N.