The Chick-fil-A cows have been tirelessly working for almost two decades to get people to "Eat Mor Chikin." Keeping a campaign fresh and finding news ways for them to deliver this very simple message is a huge challenge. It's also a great creative space to work within. When you have a very narrowly defined set of parameters, you really get to flex your creative muscles trying to be original, interesting and relevant while remaining within those boundaries.