In his forthcoming memoir 'You Thought You Knew,' Kevin Federline recounts how "things escalated" amid Britney Spears' ...

Kevin Federline recalled how ex Britney Spears was "acting so bizarrely" before the singer shaved her head at a nearby hair salon in his upcoming memoir You Thought You Knew.

This word has appeared in seven articles on NYTimes.com in the past year. Can you use it in a sentence? By The Learning Network This word has appeared in 74 articles on NYTimes.com in the past year.

In his upcoming memoir, You Thought You Knew, Kevin Federline opens up about his recollection of events that led to Britney ...