David Letterman hosts The Late Show with David Letterman.
Back in 1978 David Letterman made his first appearance on The Tonight Show Starring Johnny Carson.
In 1980, David Letterman hosted The David Letterman Show, and in February 1982 he started hosting Late Night with David Letterman, which ran for over 11 years.
In August 1993, David Letterman began presenting The Late Show with David Letterman.
