Overview: Stephanie hosts her annual Byron Nelson party, an all-day drinking extravaganza celebrating a golf tournament held in her backyard at the Four Seasons Resort. Tiffany gets a lead on a hot new home and tries to convince Aaron to settle down in Dallas. Meanwhile, Cary and Mark make their summer plans for Switzerland and LeeAnne explores the possibility of pursuing a career as a public speaker. Stephanie’s party isn’t safe from drama as Cary and LeeAnne clash, leaving a fractured group of friends in their wake.