If so, this is must reading: http://inaugural.senate.gov/2009/.
Also, Destination DC, the official tourism office of the nation's capital has a treasure trove of information about things that are happening in the District of Columbia in the days leading up to the January 20th swearing in of Barack Obama as the 44th president of the United States.
It seems that everybody has gotten into the act. There will be an Aloha Ball, a Green Inaugural Ball, The People's Inaugural Ball (tickets are just $75), a "2 Degrees of Separation" Champagne Brunch and much more. See the link below: http://www.washington.org/visiting/experience-dc/presidential-inauguration/balls-and-events.