Tarek El Moussa has met his ex's new man. ET's Denny Directo spoke with the 39-year-old star and his fiancée, Heather Rae Young, at the Save Our Stages event on Thursday, and he revealed that he has met ex-wife Christina Haack's new beau, Joshua Hall.El Moussa and Haack were married from 2009 to 2018 and share two kids, Taylor, 10, and Brayden, 5.