Microsoft's now listed the final piece of DLC for Alan Wake, The Writer, on Xbox Live Marketplace.
The DLC, which weighs in at 477Mb, will cost you 560 MS points.
Queue it up to download to your 360 here.
For the record, we played The Writer over the weekend. It's very good, innit. Give it a bash.
Watch a trailer for it here.
And then wait for Alan Wake 2.