David Letterman Stand-up Comedy 1977

[@q00u]

Humor changes over time

[@BuckRolly1]

His comedy was nothing to write home about. The crowd was just being polite. He would be heckled by a modern audience

[@michealparker4190]

David lettermen's a great stand up comic

[@JohnDaker_singer]

I can see why he found his niche as a talkshow host. He was a horrible comedian.

[@startervisions]

Horrible?

[@crxh22honda37]

Proof, he's not funny