Amazon has Samsung PN42B450 42-Inch 720p Plasma HDTV - $679 + free shipping.
Technical Details
* 42-inch high definition TV with 720p resolution
* Three HDMI, two component, and one composite video input; two 10W bottom speakers and SRS TruSurround HD for a rich surround-sound experience
* Samsung E-panel technology like FilterBright, 600Hz Subfield Motion, .001 response time, and a Mega dynamic contrast ratio for a stunning picture
* Anynet+ (CEC standard) technology makes system control of compatible A/V devices like a Blu-ray player or HTIB system a one-touch operation
Samsung PN42B450 42-Inch 720p Plasma HDTV - $679 FS 
