Clarke
CAGiversary!
This comes hot off the heals of Steams previous $25 Left 4 Dead 2 sale. If you missed that sale this is still a pretty good price.
http://www.amazon.com/Left-4-Dead-2..._2?ie=UTF8&s=videogames&qid=1270162689&sr=8-2
Xbox 360
http://www.amazon.com/Left-4-Dead-2..._1?ie=UTF8&s=videogames&qid=1270162689&sr=8-1
http://www.gamestop.com/Catalog/ProductDetails.aspx?product_id=76112
Xbox 360
http://www.gamestop.com/Catalog/ProductDetails.aspx?product_id=75064