Bob Newhart on His Secretly Sick Humor and Turning 90The man who made the comedy special a thing is still performing and doesn't mind that new shows borrow from him. See: "The Marvelous Mrs. Maisel."
Source: Bob Newhart on His Secretly Sick Humor and Turning 90 (https://www.nytimes.com/2019/09/04/arts/television/bob-newhart.html)