You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract How Volkswagen Conducted Its Canine Chorus The Making of 'The Bark Side': Ad Age Talks to the People Behind the Pup-Filled Follow-up to 'The Force' By Ann-Christine Diaz, Published on January 21, 2012 11 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Register Now Already a member? Log in.