Stephen Colbert rarely breaks out of his on-screen persona, but a bit of honest, raw anger seemed to peek out when he addressed his sister's loss to Mark Sanford in a congressional race.
Stephen Colbert could essentially just pocket the money his super PAC didn't spend – a point he made in his further attempts to show the underside of campaign finance.
In the left corner, comedian Jon Stewart. In the right corner, Fox News shout-meister Bill O'Reilly. What might they achieve, besides self-promotion, when they face off Saturday night for a political debate?