Chick-fil-A CEO promised dad he'd uphold Christian values, stay closed on Sundays

Dan Cathy, the current chairman, president, and CEO of Chick-fil-A, pledged to his father, Truett Cathy, the founder, at the turn of the century that he, along with his siblings Bubba and Trudy, would continue Chick-fil-A's philanthropic work, never open on Sundays and never take the company public.