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Wilco's Jeff Tweedy, fresh off the release of Schmilco, stopped by Comedy Central's @midnight last night, joining comedians Jen Kirkman and David Koechner in making on-the-spot jokes via prompts from host Chris Hardwick. Jeff got some good ones in! When they were changing words in song titles he broke out "Ob La Di, Al Qaeda," among other gems. He generally held his own among the professional comedians, and not that we really need any more evidence that Jeff is an affable guy, but he above all seemed like an affable guy.

You can check out clips below, or if you have a longer-than-average attention span, the full episode on Comedy Central's Website.