Ad Biz 5 Biggest Posts of the Past 5 Days By Erik Oster on Dec. 11, 2015 - 2:23 PM The Other Shoe Drops at Publicis Groupe Commonground/MGS Shuts Down Over Financial Dispute UPDATE: P&G Names Omnicom the Big Winner in Its Media Agency Review AKQA Parts Ways With Executive Creative Director in London ‘Chief Creative Officer’ Title Now Officially Meaningless