Westinghouse VR-5585DFZ 55" 1080p 120Hz LCD HDTV for $579.99.  Order online for in-store pickup at Best Buy to lock in the price, ensure availability, and save on shipping.  Otherwise, shipping is $69.99 for a total of $649.98 shipped.  Here is a screenshot for reference.  This LCD HDTV features a 1920 x 1080 resolution, 120Hz refresh rate, USB port, inputs for HDMI, VGA, component, and more.
Originally posted earlier, this post has been revised and is just a friendly reminder.