Christina Haack Shouts Out Tarek El Moussa for "Important Teamwork" Amid Son Brayden's Emergency Surgery

Pregnant Katherine Schwarzenegger shares a laugh with sister Christina while in Pacific Palisades

Tarek El Moussa pulls Heather away from spat with Christina Hall and is separated from Josh by COACH

Christina Haack & Tarek El Moussa's Son Brayden Had Emergency Surgery on Mother's Day