Mailbag: ""Farrah Fawcett"" (Calvert) explains her behavior from last week. Also, Kenny ""The Quick-Witted Stagehand"" Sheehan makes his 1000th TV appearance, which is followed by footage of his (bogus) television debut on Ed Sullivan in 1964.
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Ready to Watch Late Show with David Letterman, Season 4, Episode 168?