In the unlikely event that you are a reader of this blog and you have not already seen Serenity. here is the first 10 minutes (via Bill at INDC).
Now, Go f-ing see it. It is one of the best movies I've seen in ages, especially of the science fiction variety.
And if you don't go see it, and they don't make the sequels because of you, I'm going to hunt you down and use big swords on you.