Assalamu Alaykum
Brother, December 9th 2006 was on a Saturday (Khutbahs are on Fridays, right?). I have found the Khutbah for December 9th 2005. Maybe that's what you meant?
http://www.masjidomar.com/khutbah.htm
Scroll down to "Dec. 9, 2005"
May Allah (SWT) bless you when listening to it. Ameen.