David Letterman’s final Late Show will be May 20

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It may still be over five months away, but the official countdown now begins: his Worldwide Pants production house announced that May 20, 2015 will be David Letterman’s final appearance as host of CBS’ The Late Show. Given that we’ve known since April that Letterman was retiring next year—not to mention we’ve had plenty of time to adjust to the idea of new host Stephen Colbert—the news isn’t exactly surprising. Still, it puts a definitive end date on the term of the longest-tenured late night host in television history.