While Kevin Federline has made some wild accusations against Britney Spears in excerpts from his upcoming memoir , You Have No Idea , the latest ones that have been released may be the most shocking to date, RadarOnline.com can reveal.

The reason they are so staggering is due to the fact that they involve their children , Sean Preston and Jayden James . Article continues below advertisement

Kevin Federline Accused Britney Spears of Getting Physical With Sean Preston Tap Here To Add Radar Online as A Trusted Source

Among the allegations Federline makes is that Spears once got physical with Preston, punching him in the face. He also claims when Preston was 10 or 11 years old, he asked Federline why Spears kept making him bathe with her.

"It was clear he was uncomf

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