View Post Agencies | Campaigns Out with the New, In with the Old for National Sweater Day By Jordan Teicher on Jan. 16, 2013 - 11:05 AM Turn up those hearing aids…Toronto agency john st. has brought back its Granny-themed National Sweater Day campaign for the World Wildlife Fund (WWF). Ruth, Florence, Audrey, and a few other lovely ladies from Granny Call Ce ...