View Post Ad Biz | Agencies | Brands | Campaigns | TV AMV BBDO Celebrates Historic 1914 Christmas Truce for Sainsbury’s By Erik Oster on Nov. 13, 2014 - 12:07 PM AMV BBDO created a holiday ad for U.K. supermarket chain Sainsbury’s, telling the story of the historic 1914 Christmas Truce between Britain and Germany during World War I. To make sure the details were correct for the 3:20 ...