Christina Haack's ex-husband Ant Anstead is set to appear on "The Flip Off" as a guest judge in a future episode of the HGTV series. What to know about his appearance.

In a sneak peek that aired at the end of Wednesday night's episode of the HGTV series, Christina she chose ex-husband, Ant Anstead, to be one the guest judges.

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Christina Haack poked fun at Josh Hall's swift exit after they were previously a team on HGTV's 'The Flip Off'

A lot if you’re Christina Haack as a popular staple of HGTV thanks to shows like Flip or Flop, Christina on the Coast, and the current hit The Flip Off. It wasn’t until recently that the real estate investor and television personality set the record straight after the rotation of last names and what will stick.

On Weds. night’s episode, viewers got a preview of Anstead’s tough love towards Christina as he takes his judging responsibilities on the show very seriously