Former 'Late Show' host talks Conan O'Brien horse story, reunites with Paul Shaffer in first post-retirement late-night appearance
Late comedian told talk-show host the same hysterical story every Christmas
Hour-long episodes will combine field segments with extensive interviews
Steve Martin, Jimmy Kimmel and Paul Shaffer also set to honor former 'Late Show' host
Comedy legends talk Koch Brothers, renewable energy, former 'Late Show' host's retirement beard in 'Boiling the Frog'
Retired late-night host and longtime bandleader Paul Shaffer were guests on Sirius XM's Outlaw Country station
Former 'Late Show' host will accept annual Kennedy Center award at October ceremony
"Dave's Mom" was a 'Late Show' fixture, appearing in cooking segments, "Guess the Pie" and as Winter Olympics correspondent
It was an evening of emotional reunions, hysterical speeches and one of the best all-star jams in years
"Whether it was human rights, the environment, poverty. They didn't let it wash over them. They would stand up and react," Letterman says of band
Rocker forced to back out of ceremony "due to illness"
"Alec Baldwin deserves a Presidential Medal of Freedom," former 'Late Show' host says. "Sadly, he’s not going to get it from this president"
Former talk show host visits country as part of National Geographic docuseries 'Years of Living Dangerously'
"If I had a show, I would have gone right after him," former 'Late Show' host said in new interview, calling Republican presidential nominee "damaged"
Bandleader talks three decades of casually revolutionizing late night TV in exclusive '100 Greatest TV Shows' video