Sure, Late Night ain't what it used to be, but…
"I saw with my own eyes and heard with my own ears, one of the lowlifes of the Jews, and one of their pigs, mocking one of the leaders of the mujahedeen. Is there not amongst you a Sayyid Nosair al-Masri (may Allah release him) to cut the tongue of this lowly Jew and shut it forever. Just as Sayyid (may Allah release him) did with the Jew Kahane."
—Some Internet Jihadist Guy on a website frequently used by al Qaeda, calling for the murder of American late-night television host David Letterman (who, I am told, was raised Presbyterian).
More at NY Daily News, and Entertainment Weekly.