Jamie Spears wants daughter Britney to remarry ex-husband Kevin Federline, NOW reports.

'Jamie's confident that he can convince Britney to become Mrs Federline for a second time,' an insider tells NOW. 'He believes his daughter was at her happiest when she was married to him and they were raising a family.'

'Jamie says that Kevin was the love of Britney's life and it was their split that sparked her breakdown,' a close family source tells Now . 'He believes that getting them back together will heal Britney's demons and allow her career to blossom again.'

'In his chats with Britney, Jamie's told her: “Kevin made you the happiest girl in the world. He gave you two beautiful children. You can have that again if you overcome your differences and work things out between you,”' says our source. Now Britney feels that her dad could be right.'