You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Inside the Social-Response Lab of A&E's 'Duck Dynasty' Our Reporter Finds Out How To Turn Si's 'Hey' Sign Into a Deeper Tie With Viewers By Jeanine Poggi, Published on February 28, 2013 1 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.