Chris Elliott was on Letterman last night, and he announced that his Adult Swim series Eagleheart was just picked up for a third season, which is great news for the hilarious, offbeat show (and TV, in general). In other Chris Elliott news, his new book The Guy Under the Sheets: The Unauthorized Autobiography, a fake tell-all memoir, comes out tomorrow and is available for pre-order on Amazon now. As if that weren’t already enough Chris Elliott stuff for you today, here’s his Letterman appearance from last night where he debuts a clip from his (fake) new History Channel show, Gay Pawn: