Take that, CBS.  By  Sam Haysom Sam Haysom is the General Assignment Editor, UK, for Mashable. He covers entertainment and online culture, and writes horror fiction in his spare time. Read Full Bio  on  May 15, 2026 Share on Facebook Share on Twitter Share on Flipboard Stephen Colbert 's Late Show is coming to an end next week , and David Letterman wasted no time helping him clear the place out. In the clip above the two Late Show hosts stand on the roof of the Ed Sullivan Theater with some stolen talk show chairs, Colbert's Eames desk chair, and a few bonus melons, launching them over the edge at a giant CBS logo far below. Needless to say it's extremely entertaining viewing, as is Letterman's final message to CBS: "Good night and good luck, motherf***ers." Want more of the best of late night? Sign up for Mashable's  Top Stories newsletter . Sam Haysom is the General Assignment Editor, UK, for Mashable.…