actually it comes with four discs...
the contents on the discs can be found here:
http://www.starwars.com/theclonewars/news20091030dvd/index.html
http://www.starwars.com/theclonewars/news11012009/index.html
http://www.starwars.com/theclonewars/news20091102/index.html
http://www.starwars.com/theclonewars/news20091103dvd/index.html
I know that I'm buying this 🙂