Greg Fitzsimmons on "Late Night with David Letterman"
Greg Fitzsimmons performs stand-up on "Late Night with David Letterman". #fitzstandup
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Billy Crystal on David Letterman. Howard Cosell impression. September 10, 2013 . Full Interview.
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Greg Fitzsimmons | You Know Me (Full Comedy Special)
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“I’ll name names…”: The Truth About Steve Martin & Martin Short | SNL - Monologue
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Greg Fitzsimmons on ADHD & Drinking
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S13 E17: Trump’s Reflecting Pool, Redistricting & Soaps: 6/28/26: Last Week Tonight with John Oliver
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Marc Maron On Meeting Mel Brooks And Carl Reiner | Letterman
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Simon & Garfunkel's Stupid Human Tricks | Letterman
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Joe Rogan Experience #2446 - Greg Fitzsimmons
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Greg Fitzsimmons Stand Up - 1997
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Norm on Conan - A Compilation
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Dave's First Monologue & Top Ten At CBS | Letterman
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Thank God You're Here (US Version) Harland Williams
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Greg Fitzsimmons | You Know Me (Full Stand Up Comedy Special)
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Letterman's final Top Ten list
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Greg Fitzsimmons on Working for Ellen | We Might Be Drunk
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Kevin Spacey | Club Random with Bill Maher
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Conan O’Brien Mocks Trump At Harvard Commencement | Crowd Erupts During Viral Speech
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Bob Newhart: Unbuttoned (2005 PBS American Masters Broadcast)
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Larry David on Comedy Notes from Obama, Not Singing at McCartney Concert & Cheering for The Knicks
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