Social Media Coke’s relaunch of Mello Yello brings the ’70s to Facebook Fans of the citrus soda already had a page in place; Coca-Cola Co. plays up the retro theme for old and new consumers. By Matt WilsonJune 17, 2011 SHARE 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.