Christina Haack and Tarek El Moussa split close to 10 years ago—but the mother of three still knows how to get under her ...

Christina Haack invited ex-husband Tarek El Moussa's mother to be a guest judge on their HGTV series 'The Flip Off' ...

It was a wild blast to the past for the former Flip or Flop spouses.

Christina Haack shared a story about her mother-in-law on The Flip Off, her and ex-husband Tarek El Moussa's new HGTV series.

The Flip Off' stars open up about their new HGTV show & behind-the-scenes drama in this exclusive Collider interview.

Christina, Tarek and his wife Heather racked up 9 bleep-able curses in episode 2 of the HGTV competition series ...

Christina Haack and Tarek El Moussa told PEOPLE they were glad their children can watch the family on 'The Flip Off' and ...

Christina Haack, Tarek El Moussa and Heather Rae El Moussa, the family trio behind HGTV's 'The Flip Off,' may think they're ...

El Moussa, 43, who shares Brayden with his ex-wife and "The Flip Off" co-star Christina Haack, 41, made an intriguing offer ...

Christina Haack and Tarek El Moussa's children appeared on "Flip or Flop" throughout their childhoods, returning to HGTV ...

Real estate investor and HGTV star Tarek El Moussa shares his top renovation mistakes, how to avoid them and what to know ...