Umm, Amazon sells a download code for Alan Wake- the full game!- for...wait for it...$4.49.
FOUR FORTY NINE.
Admittedly, the gameplay gets a wee repetitive, but the story, the atmosphere, and the visuals were great enough to net Alan Wake a spot in my HIGHLY PRESTIGIOUS Top 10 of 2010 list. It's definitely worth four friggin forty nine. If you've got an Xbox 360 and $4.49, you should jump on this shit.
Here's the only dude with prices that are more insane than that: