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Uploaded on Oct 28, 2011
See the full show at http://video.pbs.org/video/2163091388 (Web exclusive video.) Stars Paul Rudd, Molly Shannon, Ed Asner, Billie Joe Armstrong and Adam McKay answer the question -- if you could only have one superpower, which would pick -- flight or invisibility? Their friend, Will Ferrell, is this year's recipient of the Mark Twain Prize for Humor. Show airs on PBS stations nationwide on Monday, Oct. 31 (check local listings for times)