As always, the Kardashian family pulled out all the stops for their annual Christmas party on December 24. Giving fans an insight into the extravagant party, Kylie Jenner shared a video on her Instagram page of herself, mum Kris Jenner, and sisters Khloe, Kendall and Kourtney. In the clip, they could all be seen singing along to Arian Grande's single Santa Tell Me and pulling their best poses.