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 Why Dr. House Gets Condolence Messages TV Nets Look to Engage Show 'Superfans' Online With Extra Web Content By Brian Steinberg, Published on April 20, 2009 0 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. Become a Member Already a member? Log in.