Christina Haack (formerly Christina Hall) shared a shocking truth about her past relationship with ex-husband Tarek El Moussa, and revealed that his mother, Dominique El Moussa, told the HGTV star that she should reconsider marrying her son.

"We have a very good relationship. She even told me not to marry him and to marry the dog. For real," Hall told a pal of Dominique El Moussa on "The Flip Off."