Kevin Federline's explosive memoir reveals shocking claims about Britney Spears allegedly using cocaine before breastfeeding ...

Kevin Federline claims in his upcoming book, 'You Thought You Knew' that he once caught Britney Spears in bed with one of her ...

Britney Spears' ex-husband Kevin Federline is telling his side of their time together in a new memoir being released Tuesday ...

Kevin Federline’s new memoir You Thought You Knew contains two alleged text messages from his ex-wife Britney Spears’ sister ...

Britney Spears took her ex-husband, Kevin Federline, to task once more over his new memoir, this time accusing the dancer of ...

Kevin Federline claims his ex Britney Spears cheated with one of her female dancers on tour in an excerpt from his new memoir ...

In an excerpt from his memoir 'You Thought You Knew' shared with 'USA Today,' Kevin Federline claims he once found ex-wife ...

Kevin Federline pulled back the curtain on one of the most shocking moments from his early relationship with Britney Spears ...

Kevin Federline is spilling the tea on his relationship with ex-wife Britney Spears in his new book, You Thought You Knew, ...

Kevin Federline shares his side of the story in memoir 'You Thought You Knew,' including details about his marriage to ...

Britney Spears and Kevin Federline are in an all-out war after the father of her two kids has unearthed sharp claims in his ...

The backup dancer at the center of Kevin Federline’s latest bombshell is breaking her silence. Dancer Teresa Espinosa, 45, ...