This deal has ended.
Get this Samsung 51" Slim Plasma 600Hz 720p HDTV (model PN51E450) for $427.99 and free shipping at Tiger Direct with coupon code FGD84841. This was the lowest price we found for this TV by $70. It has two HDMI ports, a USB port and SRS TheaterSound HD. There is no sales tax (except FL, IL, NC, TX, GA, SD and ID).