Caption Challenge: Newt Gingrich Blog Home Rick Santorum Throws Down Gauntlet by Throwing Off Sweater Vest
* Callista Gingrich defends her marriage, from Funny or Die.
* Seven failed anti-Obama slogans from comedian Dave Ross.
* The New Yorker's political cartoon of the day.
* Joseph Gordon-Levitt helps Songify the News.
* Bill Maher sounds like a hippie to the hip hip hop and he don't stop…
Tags: Barack Obama, Bill Maher, Callista Gingrich, Daily Links, Debates, Funny or Die, Mitt Romney, Newt Gingrich