This is a site I found on the Ning network: http://www.grammarmancomic.com/comicsgman.html Grammarman is a comic book hero. The comic strips can either be printed off or you can watch and listen to them as a class. Brilliant.
There is also a heap of other things if you go to the main page: http://www.grammarmancomic.com/index.html.
Check it out