Kourtney, Kim, Khloe and Rob Kardashian are taking their ex-stepmother to court over their late father’s, Rob Kardashian, possessions. The ex-stepmom, Ellen Pearson, has recently claimed the late Robert Kardashian is not the biological father of Khloe Kardashian and Kris Jenner was an abusive mother, citing Robert Kardashian’s old diaries as a reference.

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