Creative dubbing has been around for decades. Woody Allen did it in What’s Up Tiger Lily? in 1966. And there are thousands of great examples on the web, including this one that let it’s author vent his criticism of Apple’s new ipad.
There are also some sites that make it easy for users to play with short movie clips, adding their own subtitles, music and limited effects. These could be great fun for EFL classes, allowing learners to get creative and play with the English they know.
ClassikTV with some old European movie clips.