Kourtney Kardashian hasn't exactly been vibing with her sisters over the past few seasons of , and a few episodes back, the tensions among everyone on the show led to Kourtney stepping back from production.After two weeks with no Kourtney in sight, she made a few brief appearances last week, and on Thursday's new, she returned to the series in a primary role and managed to stir up drama almost immediately.This time around, the catalyst for a small war within the Kardashian–Jenner family was Kim's announcement that she didn't want to host the annual Christmas Eve party at her house this year.It's important to understand that, for the family, Christmas Eve is a big deal.
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