10/19/2012 08:38 am ET Updated Dec 19, 2012

Britney Spears Shaved Her Head To Hide Drug Evidence, Sam Lutfi Claims

Britney Spears was super-paranoid that her hair contained traces of the hardcore drugs she was using -- and that's why she SHAVED IT ALL OFF during her infamous 2007 meltdown ... at least according to Sam Lutfi.

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