Social Media The anatomy of a viral Facebook post A picture of a giant mug of root beer went viral on Facebook last month. Here’s why—as well as dos and don’ts for recreating the magic. By Amanda SheperdApril 12, 2013 SHARE Ragan Insider Premium Content To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.