Elsa & Anna in the house! #HalloweenVibes

A photo posted by Kim Kardashian West (@kimkardashian) on Oct 29, 2015 at 11:12am PDT

They just won’t Let It Go! North West and Penelope Disick amped up their Frozen fandom on Thursday, Oct. 29. Proud mom Kim Kardashian shared an Instagram photo of the sweet cousins dressed up as Frozen’s Anna and Elsa. Click here to see the most adorable pics of North West. 

“Elsa & Anna in the house! #HalloweenVibes,” Kardashian, 35, captioned the cute pic of the little girls for her 50.5 million followers. 

This isn’t the first time Nori, 2, has shown her love of the Disney film. Back in March her aunt Khloe Kardashian shared a hilarious video of Kim and Kanye West’s daughter clinging to her rolling Frozen suitcase as a man toted it through the airport. 

North really loves her frozen roller bag!! She is too funny! ????????????

A video posted by Khloé (@khloekardashian) on Mar 18, 2015 at 9:18am PDT

“North really loves her frozen roller bag!! She is too funny!” Khloe, 31, captioned the sweet clip. 

This is Penny, 3, and North's second set of Halloween costumes. On Oct. 24, Kourtney Kardashian shared a photo of her three children — Penelope, Mason, 5, and Reign, 10 months — and their cousin North. The Kardashian-Disick clan was dressed as a series of superheroes while North wore a unicorn costume. 

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