American comedian and television personality David Letterman is upset about the cancellation of Stephen Colbert`s The Late Show and is making fun of the network that made the decision.

David Letterman is giving clues regarding the cancellation even though he hasn`t commented on it directly yet. He is expressing his opinions through his previous remarks on CBS following the network`s cancellation of The Late Show.

David took a dig at the show

David Letterman, 78, posted a video montage of himself mocking CBS on YouTube on July 21. Letterman hosted The Late Show for more than 20 years, from 1993 to 2015. According to the description of the film, all of the clips are from episodes of David Letterman`s The Late Show, including those from 1994, 2003, 2004, 2007, 2010, 2011, 2012, and 2013.