Christina Haack and Tarek El Moussa split close to 10 years ago—but the mother of three still knows how to get under her ex-husband's skin. She displayed that skill in the latest episode of their HGTV show " The Flip Off " when she teased a "new partner" who she knew would spark some upset.

There’s conscious uncoupling and then there’s conscious collaborating. Exes and TV personalities Tarek El Moussa and Christina Haack have reunited for a new reality competition show, “The Flip Off,” on HGTV.

Izzy Battres, Christina Haack's go-to contractor on 'Flip or Flop,' now stars in his own HGTV show. Here's everything to know about the new docuseries.

Christina Haack and Tarek El Moussa told PEOPLE they were glad their children can watch the family on 'The Flip Off' and their past HGTV shows. She added that she is happy the kids can see seeing them with Tarek's wife Heather El Moussa getting along.

Courtesy of Christina Haack/Instagram; Courtesy of Heather Rae El Moussa/Instagram Christina Haack turns to the best when it comes to borrowing date-night outfits. Haack, 41, took to Instagram on Thursday,

And HGTV’s The Flip Off, starring fan favorite Christina Haack along with Tarek El Moussa and his wife Heather Rae El Moussa, certainly delivers that. Especially on its latest episode. The former Flip or Flop stars and couple battle to locate,