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 Papa Bear Is Just Lashing Out in Grief: Bill O'Reilly Mourns 'Stephen Colbert' Us Normals Are Losing 'The Colbert Report' and 'Stephen Colbert,' but Bill O'Reilly Is Losing Something Much More Profound By Simon Dumenco, Published on April 15, 2014 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.