When McDonald's Didn't Respond to Customers on Facebook, Burger King Decided to Jump In

Remember when Burger King’s “Whopper Detour” campaign lured fans all the way to McDonald’s just to unlock a 1-cent Whopper coupon and then drive away? Or when Burger King’s ads about “clown-free birthday parties” used real pictures of kids crying to poke fun at Ronald McDonald and his fellow clowns?

While McDonald’s typically doesn’t take the bait, its Belgian operation did strike back once with (lukewarm) outdoor ads asking: “Served by a king, or served as a king?” To which Burger King replied with an ad saying “Why try to roast when you can’t even flame grill?“

Agency Uncle Grey in Denmark has made the latest move in this lighthearted marketing war with a new social media campaign targeting McDonald’s customers who have left...