Britney Spears blasts ‘scum’ Jamie Lynn Spears as sister’s book becomes national bestseller

An infuriated Britney Spears blasted her sister Jamie Lynn Spears after she discovered her memoir is a national bestseller. In a months-long tit-for-tat, the Spears sisters have increasingly sparred over the mistreatment Britney, 40, suffered during her 14-year-long conservatorship. But tensions flared after the...