Greetings, Devil Dog! Welcome to the Call of Duty Forums. It looks like you're looking forward to Call of Duty: Modern Warfare 4, but haven't created an account yet. Why not take a minute to 
Activision released a behind the scenes video of a promotional advertisement on TV called "Surprise." Take a look at some of the things that goes towards actually developing the ad from concept, to production. Enjoy!
View: http://www.youtube.com/watch?v=NzrYBl2iZIA
