Guests: Columnist Arianna Huffington, comic Paula Poundstone, pollster Frank Luntz; via satellite, NBC News correspondent Richard Engel and columnist Christopher Hitchens

Topics: Iraq troop surge, language of politics, how Democrats can win, Kansas tornadoes

Guests: Columnist Clarence Page, feminist Kim Gandy, Rep. Darrell Issa (R-CA), pollster/author Frank Luntz, Rolling Stone writer Matt Taibbi (election correspondent)

Topics: State of the Union address, Clinton/Obama debate and Republican strategy, withdrawals of Giuliani and Edwards, Middle East policy

Guests: Commentator Andrew Sullivan, veterans' activist Paul Rieckhoff, Nina Hachigian of the Center for American Progress, pollster Frank Luntz (election correspondent), Sen Claire McCaskill (D-MO)

Topics: Clinton vs. Obama, candidates' policies toward Middle East, Foreign Intelligence Surveillance Act renewal and changes, John McCain vs. Democrats, Roger Clemens congressional hearing

Guests: Actor Ben Affleck; actor, comedian Martin Short; pollster Frank Luntz; Sen.Bernie Sanders (I-VT); via satellite, journalist Thomas Friedman

Topics: Joe the Plumber, ongoing election, third presidential debate

Journalist Will Cain; Former Rep. Mark Foley (R-Fla) ; Actress Kerry Washington; Political consultant Frank Luntz; Environmentalist Bill McKibbe.

The Interview: Frank Luntz.

The Panel: Gov. Eliot Spitzer (D), S.E. Cupp, Jelani Cobb.

The Mid-Show Intervew: Viggo Mortensen