Guerillas in our midst
The term "viral video" is as ubiquitous as "Google" nowadays. You'd think the public is now no longer surprised by anything—amused and outraged, certainly, but less surprised. Thankfully (or not?) ad companies are still trying to stay ahead of the curve (I can't help but think of those ESPN spoofs from last year's playoffs). Web Urbanist put together a great list of seriously out-there ad campaigns.