Kourtney Kardashian's look for the family's Christmas Eve gathering was a total 'sleigh,' as seen in pics shared by her sister Kim Kardashian.

A large contingency of the Kardashian-Jenner family and their closest friends were in attendance for an intimate Christmas Eve get-together, but from the looks of Kourtney Kardashian’s images from the night,

Guess this is Kim Kardashian’s version of casual. After the Skims founder, 44, told Vogue that the famous family would forgo their annual over-the-top party in favor of a “really low-key” Christmas Eve party, she got all dressed up in a skin-tight gown.

The reality star shared photos from her family's Christmas Eve celebrations on Instagram, including pictures with her kids

Mason Disick made a rare appearance in mom Kourtney Kardashian's family holiday photo, as the media-shy teen posed at their annual Christmas Eve bash.