This is an amazing deal on this awesome Joss Whedon series. All seven seasons on sale at Amazon for about $65. So worth it - especially if you have never seen the series.
http://www.amazon.com/Buffy-Vampire-Slayer-Michelle-Gellar/dp/B0046XG48O/ref=sr_1_2?s=movies-tv&ie=UTF8&qid=1363275184&sr=1-2 (http://www.amazon.com/Buffy-Vampire-Slayer-Michelle-Gellar/dp/B0046XG48O/ref=sr_1_2?s=movies-tv&ie=UTF8&qid=1363275184&sr=1-2)
As a followup, looks like there's a full on Whedon sale:
http://www.amazon.com/gp/search/ref=pe_218170_28593940_pe_button/?rh=i%3Amovies-tv&hidden-keywords=B001EN71CW%7CB0000AQS0F%7CB0024FAR6G%7CB0024FAR66%7CB002JVWR54%7CB002JVWR4U%7CB005CM1IIE%7CB000HD1482%7CB0046XG48O%7CB003YF9Q08&ie=UTF8 (http://www.amazon.com/gp/search/ref=pe_218170_28593940_pe_button/?rh=i%3Amovies-tv&hidden-keywords=B001EN71CW%7CB0000AQS0F%7CB0024FAR6G%7CB0024FAR66%7CB002JVWR54%7CB002JVWR4U%7CB005CM1IIE%7CB000HD1482%7CB0046XG48O%7CB003YF9Q08&ie=UTF8)