-Omnicom Media Group has signed a two-year, $230 million deal with Twitter that will integrate the holding company’s Accuen unit with the social network’s mobile ad exchange, MoPub. link
-In other Omnicom-related news, TBWA has taken a majority stake in 15-year-old German agency, Heimat. link
-The Mill+ has welcomed Elastic alum Lisha Tan (above) as an art director in its Los Angeles studio.
-Y&R New Zealand head of copy Carlos Savage is heading over to the agency’s New York office to serve as ACD on the global Land Rover account. link
-WPP-owned AKQA has taken a 20 percent stake in Tunepics. link
-A director of earned media at Huge goes somewhat on the defensive on Twitter about a recent Business Insider piece on the agency. link; link