He has been the host of the Late Show for what seems like ages!
David Letterman has lived, breathed, and known nothing else other than his gig on late night television, but that will all be coming to an end on the day of his last show — May 20th!
However, David recently told Regis Philbin, who guest hosted David's show on Tuesday night, that was looking forward to his retirement.
Even though he has absolutely no plans or idea about what he'll be doing then!
Here's what David told Regis: