As he had done at the RNC, Julius tried to take the DNC podium. But, while the RNC had a sense of humor about the schtick, the DNC appears to have been humorless. In the DNC’s defense, it was having a bad day [see Wikileaks].
Anyway, DNC security refused to let Colbert’s character take the stage despite his “podium pass” – and House Minority Leader Nancy Pelosi vouching for him.
So, Colbert made a game out of tormenting security, running around the floor until finally he outmaneuvered them and made a dive for the stage, shouting, “God Bless America! God Bless Freedom Of The Press,” and “I’m not one to gloat, but I won!”