Total derailment: during the 2012 presidential campaign, Stephanie Cutter was called out by Bret Baier when she attempted to claim that Benghazi was only an issue because of Mitt Romney's campaign. When Brett Baier pointed to an article by the notoriously left-wing Mother Jones, Stephanie resorted to incoherent sputtering.

http://www.youtube.com/watch?v=wfheSNJS18A

Post image via Andrew Phelps on Flickr, creative commons license.