Original sentence: On July 27, 2006, Norton appeared on the "Better Know a District" segment of Comedy Central's The Colbert Report, in which she spiritedly defended the District of Columbia's claim to being a part of the United States
Edited sentence: On July 27, 2006, Norton appeared on the "Better Know a District" segment of Comedy Central's The Colbert Report, in which she spiritedly defended the District of Columbia's claim to being a part of the United States (most representatives appearing in the segment are simply totally overwhelmed by Colbert's routine)