The singer's latest missive also notes that she "100 percent" believes that she suffered "brain damage" in the past.

Britney Spears shared a statement on Instagram Wednesday ahead of the release of Kevin Federline's new memoir, "You Thought You Knew." ...

Britney Spears' ex-husband Kevin Federline raises disturbing allegations about the pop star in excerpts from his new book.

Spears' ex-husband wrote about his concerns around the pop star in an upcoming memoir, "You Thought You Knew." ...

Britney Spears has reached a settlement with her estranged father more than two years after the court-ordered termination of a conservatorship that had given him control of her life, their attorneys ...

In his coming memoir, Britney Spears’ former husband Kevin Federline claims that the pop star exhibited signs of disturbing ...