The former "Late Show" host took on the network after it announced its plans to take his old program off the air.

David Letterman shared a montage slamming CBS after 'The Late Show With Stephen Colbert' was canceled: 'You can’t spell CBS without BS,' he wrote.

Jimmy Fallon, Seth Meyers, John Oliver, and Jon Stewart will join Stephen Colbert on The Late Show, showing solidarity following CBS's decision to end the show.

Stephen Colbert had a short response to Donald Trump after the president celebrated the cancelation of his show: “Go f– ...