Britney Spears' former husbands are at odds. Here's what her first husband said about Kevin Federline's new book.

I do feel like my wings were taken away and brain damage happened to me a long time ago 100 percent,” the “Gimme More” singer wrote on Instagram.

Nearly four years ago, on a cloudless Friday afternoon in downtown Los Angeles, the 13-year conservatorship saga of Britney Spears was declared officially over. The storyline had been in the news for months,

Britney Spears is once again in the headlines, thanks to more explosive claims from her ex-husband, Kevin Federline.

Britney Spears and Kevin Federline are in an all-out war after the father of her two kids has unearthed sharp claims in his memoir, “You Thought You Knew” (out Tuesday) — alleging his ex-wife was physically and verbally violent with their sons and even used cocaine while breast-feeding.

Kevin Federline is revealing the financial details of his and Britney Spears' 2006 divorce in his new memoir, 'You Thought You Knew,' including how much child support and alimony he received.

Fed, is a former dancer, actor, and producer who gained fame for his marriage to pop sensation Britney Spears.