Michael Jackson's mother has appealed the verdict of her $40 billion wrongful death lawsuit against AEG Live, Breaking Celebrity News has confirmed.

Katherine Jackson filed new court documents in Los Angeles on Wednesday morning — read them here -- in a bid to have the jury's decision overturned, having previously ruled the concert promoter was not responsible for the King of Pop's death in 2009 and was not wrong for hiring Dr. Conrad Murray to be the late singer's medical practitioner.

It was previously revealed that the 83-year-old Jackson family matriarch was still hopeful after hearing comments made the jury following the conclusion of the five-month trial last month and her lawyer Brian Panish confirmed they were gathering information for an appeal.

EXCLUSIVE DOCUMENTS: Read Katherine Jackson’s Appeal

He said: "She isn't throwing in the towel. We can't give up until we gather all the information. Today is another chapter."