More than ten years after Britney Spears wrote a letter detailing her breakup with Kevin Federline, a new documentary is helping to spread the word.

She further asserted in the letter that their arguments were caused by his habit of "rising and baking to marijuana" at five in the morning.

Spears claimed in the message that she had given her mother Lynne Spears a $4 million Louisiana house and her brother Bryan Spears a $2 million apartment.

Brittany Spears Divorce: The Real Reason Why Britney Spears Divorced Jason Alexander