Nick and Vanessa Lachey Rock 'Frozen' Costumes With Their Kids for Halloween

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This is so adorable, we just can't "Let It Go!"

Vanessa Lachey shared a sweet snap on Instagram of her cool Halloween attire with husband Nick Lachey, and their two kids -- 4-year-old Camden and 22-month old Brooklyn -- writing, "Happy 'Frozen' Halloween! Love, The Lacheys."

WATCH: Nick and Vanessa Lachey Expecting Third Baby -- See Their Adorably Clever Announcement

Brooklyn wore an Elsa gown, while Camden was the lovable snowman, Olaf. Nick and Vanessa filled out the remaining starring roles, Kristoff and Anna, respectively.

The Lacheys really know how to pull off a family costume!

Of course, fun family outings are nothing new for Nick and Vanessa, who married in 2011, and are expecting baby No. 3 right now.

MORE: Pregnant Vanessa Lachey Dresses Boho Chic for Date Night With Husband Nick and 'Hollywood Game Night' Taping

Recently, the fam was out together enjoying a fun day at Disneyland.

Watch the video below for more.

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