Los Angeles, California - Longtime BFFs Kim Kardashian and Paris Hilton reunited for the latter's mom's "iconic" pre-Christmas bash.

The holidays are the best time to catch on up on missed time with loved ones.

That's seems to be exactly what the childhood friends and socialites did over the weekend at Kathy Hilton's star-studded Christmas party.

On Sunday, the 41-year-old DJ posted a carousel of snaps on Instagram from the A-list bash where Kris Jenner, Paula Abdul, and several other celebrities were seen vibing out at the Hilton gathering.

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The first pic in Paris' festive photo dump featured a group shot of the two besties, their respective moms who are also longtime friends, and Paris sister, Nicky.

"My mom always throws the most iconic parties. Loved celebrating the holidays with family and friends this weekend. What are your favorite traditions this time of year?" the heiress captioned the post and concluded with the hashtag #slivmas.

Deeper into the dump, Paris' shared a pics of her hubby Carter Reum, more pics of herself posing with Kimmy Cakes, and a shot of herself DJ-ing with Adbul by her side.

It's really no surprise that the 42-year-old SKIMs owner pulled up to the Hilton party, given how close she and Paris have been for years.

In fact, during the Cooking with Paris star's 2020 interview with the Sunday Times, she revealed that her longtime friend was the person who inspired her to freeze her eggs.

Once again, these two reality stars a true friendship goals!