Best Buy has a pretty decent deal on the 4gb xbox 360 (non-kinect). for $200
+tax free s/h, and you also get a free $50 gift card essentially making this
$150+tax if you take the gift card into account.
Link: http://www.bestbuy.com/site/olspage.jsp?type=category&id=pcmcat
add both items to your cart from this page