this year, john louis has met its match. ♪ all is calm ♪ all is bright >> the supermarket chain sanesberry recounted the true story of world war i's only christmas truce. belgium, 1914. christmas eve. when british and german troops for opposing trencheses and at dawn put down rifles, shook hands and played soccer with an improvised ball. artillery fire sent both sides back to the trencheses where, in the ad, otto, the german finds as gift from tommy, the brit. his message, christmas is for sharing. the ad struck a chord on this centennial year. not always well. >> shameless, reads this tweet.