Arianna Guest Stars On 'Late Night With Jimmy Fallon' (VIDEO)

10/15/2010 10:36 pm ET | Updated Dec 13, 2011

Think Washington is an unfashionable town where people just sit around and talk politics? Arianna makes a guest appearance on Friday night's "Late Night with Jimmy Fallon" and joins Lester Holt and Ed Norton for a political talk show like you've never seen before.