From the Announcement Boards:
November 21, 2005 | 05:01PM PST/PT
As a special offer to our sellers, we are pleased to announce a one-day promotion for http://www.ebay.com where the insertion fees for Fixed Price listings will be 50% Off!
The promotion starts on Tuesday, November 22, 2005 at 00:00:01 PT (12:00 AM plus one second) and ends that same day, Tuesday, November 22, 2005 at 23:59:59 PT (11:59 PM plus 59 seconds). Listings which were created prior to November 22, 2005 and scheduled to start during the promotional period will also be eligible for the special promotional rate.
List, List, List!