At T3’s 10th annual April Fool’s Day party, agency president and CEO Gay Warren Gaddis celebrated her birthday with more than 600 friends, staffers, clients and vendors at the Austin, Texas, shop. Pictured here are Interstate Batteries clients Matt Dibona (l.), senior business analyst, Kristin Lichtenauer, director of global advertising, and Jennifer Maul, communications team leader. Next to Maul are T3’s John McGarry, vp of client services, Gaddis and Lori Lutz, account supervisor.