Christina Haack And Heather Rae El Moussa Get Glam For Double Date Night

These four know how to rock the house down.

Heather Rae El Moussa and Christina Haack showed how strong their friendship is in a Dec. 7 Instagram post of their recent getaway to Las Vegas alongside their respective partners, Tarek El Moussa and Chris Larocca, who’s been dating theChristina on the Coaststar for a year.

TheFlip Offstars shared just how much fun they had on their glamorous visit to Sin City, with a

taken on their joint date.

Both Haack, 42, and Heather, 38, rocked holiday looks — a dark emerald green dress and faux fur coat for Haack and a sheer black embellished gown with a furry cropped jacket for Heather. They also happened to coordinated with their loves as Tarek, 44, sported a maroon blazer over an all-black outfit and Larocca a suit and tie that matched Haack’s color palette.

Other photos featured the four in a selfie as well as Haack and Heather clinking glasses at the bar.

Their carousel was captioned, “Less than 24 hours in Vegas!! We laughed drank incredible champagne,@clecacheechampagne🍾 had late night pizza 🍕 and celebrated the holidays at the most beautiful home we’ve ever seen!”

The latest update to come out of the HGTV stars arrives after Heather posted a

video about co-parenting with Haack, who was previously married to Tarek (the two share daughter Taylor, 15, and son Brayden, 10while Heather and Tarek share son Tristan, 2).

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Quality time has been big among the exes and current partners. This past summer, the quartet traveled to Las Vegas to celebrate Haack turning 42and the birthday girl even took the moment to poke fun at their unique bond. “Who else flies to Vegas with their boyfriend, their ex and his wife for a 24-hour birthday trip?” she wrote on Instagram along with a Reel recapping the vacation.

In fact, Haack and Heather have worked plenty together professionally beyond HGTV too, despite their past and present connection to Tarek. To celebrate the launch of Heather Rae Essentials’ lip gloss summer launch, the duo posed in coordinating pink bikinis.