Colbert doesn't think issuing subpoenas is enough. On last night's Report, Stephen challenged Democrats, saying that if they really want to go toe-to-toe with President Bush they should grow some balls and ITMA.
Elizabeth Holtzman and Cynthia Cooper are one step ahead and have literally written the book on it already: The Impeachment of George W. Bush: A Practical Guide for Concerned Citizens. While impeachment may be counterproductive, there's no doubt Bush is a perfect candidate. Spying on Americans and authorizing torture is only the tip of the iceberg. Imagine what we'd know if the Republicans didn't abdicate their oversight responsibilites over the past six years.