Borat Washington DC Press Conference where he tries to enter the White House: http://www.youtube.com/watch?v=4MqWvBFu-Do
Comedy Central Purpose to Promote Moviefilms: http://www.youtube.com/watch?v=ZvY11IXibZs&mode=related&search=
Borat meets Regis Philbin: http://www.youtube.com/watch?v=yOpWLP0Wacc&mode=related&search=
The Multipart Borat Press Conference: http://www.youtube.com/watch?v=--PzfY3ahwA
Night of Too Many Stars: http://www.youtube.com/watch?v=mWilcs0Fse4
This blog may be worth contacting as far as getting clips: http://www.borat-son.com/