Viral Video: Iron Man Punches Hugh Grant Dan Koelsch, April 19, 2010April 19, 2010 YouTube user reubenpac has a pretty great “Iron Man & ACDC vs.” series in which he (using Maya) mashes up the superhero and the iconic band with a clip from another movie. The movies in the series include Titanic and When Harry Met Sally, and now he’s added Dirty Dancing…