Toxic Britney Spears will remain under the conservatorship of her dad Jamie until the end of this year, a California court ha s ruled.The singer was placed in her father’s care last February, following her hospitalization in January for an alleged bipolar disorder. According to the new court ruling, Spears’ estate and finances will remain under Jamie’s control until December 31st. Los Angeles Superior Court Commissioner Reva Goetz confirmed after todays hearing: "Ms. Spears is reluctantly agreeing to extend the temporary (conservatorship)." Britney has enjoyed a string of personal successes since her father was awarded control over his troubled daughter’s estate - including extended access to her sons with ex-husband Kevin Federline, Sean Preston, two, and Jayden James, 17 months. Federline’s attorney Mark Vincent Kaplan has also praised Jamie’s involvement in the case, insisting the reunion "couldn’t have happened without" his assistance. Kaplan added of his positive influence on the singer: "We’re just very positive about it. Having her dad stabilizing everything is a good thing." A status hearing has been set for October 28th.