Norm Macdonald on Letterman 1998

Norm Macdonald on Letterman - NBC Tries To Cancel Norm & Dirty Work 1998

Norm Macdonald Talks About Getting Fired From "Saturday Night Live" | Letterman

Norm Macdonald Tells The Most Convoluted Joke Ever - CONAN on TBS

Norm Macdonald's Network Television Debut | Letterman

Norm Macdonald Stand-Up | Late Night with Conan O’Brien

Norm Macdonald Collection on Letterman, Part 4 of 5: 1999-2000

Norm Macdonald Collection on Letterman, Part 1 of 5: The Early Years, 1990-95

Robin Williams 1st time on Carson w/ Jean Marsh in 1981

Norm MacDonald's Final Stand-Up Performance On Letterman

Norm ... on Drinking & "DISEASES" - Norm Macdonald on the upside of being sick

Norm Macdonald Collection on Letterman, Part 3 of 5: 1998

Norm Macdonald's Turtle Joke | Late Night with Conan O’Brien

Norm Macdonald greatest story ever

Remembering Norm Macdonald with Dave Chappelle, David Letterman and More | Netflix

Norm Macdonald Collection on Letterman, Part 2 of 5: 1996-97

Robin Williams on Carson w/ Jonathan Winters 1991

Norm Macdonald on David Letterman - September 13, 2006

Norm Macdonald Collection on Letterman, Part 5 of 5: 2003-15

Don Rickles Roasts Denzel Washington & Dave | David Letterman

Norm McDonald on Bad Liberal Comics Who Use Trump as a Crutch