Top Lines: Colbert, Tostitos, a Christmas high, and the war on Gangnam style

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Stephen Colbert on why he’s perfect for the senate; John Boehner goes slow-walking; Lindsey Graham tells Obama to “man up”; the Tostitos pepperjacks scoops Presidential throwdown; Michelle Obama is high on Christmas; Bill O’Reilly and Sean Hannity are divided on the “War on Gangnam Style”; and Reince Priebus has specifics coming out of his eyeballs in today’s “Top Lines.”