Jamie Spears is "incapable of putting my daughter’s interests ahead of his own," Lynne Spears told the court.
Lynne Spears said her daughter has been able to take care of herself "now and for the past many years."
The “Zoey 101” star is being slammed for her silence and presumed involvement in sister Britney Spears’ conservatorship problems.
The Spears family has frequently fought the singer's former manager Sam Lutfi in court, starting with a previous restraining order in 2009.
Since 2008, the singer has been under the involuntary guardianship of her father.
She was singing “Party in the USA,” which includes the line, “And a Britney song was on," when she yelled what seemed to be support for a conspiracy theory.