Episode 83--David Letterman Shows Within the Show

Who doesn't enjoy late night television's comedy bits between the monologue and the first guest?  We like them so much, we are devoting episodes to such segments which we affectionately call "shows within the show."  Our first look at late night shows within the show is David Letterman, running the gamut from a troubled teen who is clearly not a troubled teen, to a spoof of one of the most popular and controversial shows of the day.