We're trying not to beat a dead horse with the whole "Aliens: Colonial Marines is terrible" thing, but there's a lot to be said about the situation. The folks over at VideoGamer.com have put together a great video today that showcases the drastic differences between early demos of the game and the final product.

Take a look below to see the footage and wonder where things went wrong. Watch it with YouTube annotations on, as their original labels get messed up at one point in the middle.