Re: A Horrible Endorsement
For those that haven't seen Dr. Horrible's Sing-Along Blog (gasp!), prepare yourselves for the best 42 minutes of the weekend!
It's background is actually pretty cool. Joss Whedon developed this during the 2007-2008 television's writer's strike. Since no new content was coming out, he wanted to experiment with the internet as a delivery medium, releasing this as a 4-part, 10 minute episode serial. To say it was a success is a bit of an understatement.
More info can be found here.