It will be a bitter-sweet farewell this December as Stephen Colbert says goodbye to his long-running series ‘The Colbert Report.’ The popular pundit has set a date for his final show, now expected to air on December 18, 2014, he will then pick up his new gig as host of the The Late Show in 2015, replacing David Letterman.

Colbert made the announcement on his show this past Thursday, and while Colbert has marked his final farewell on The Colbert Report, David Letterman has yet to announce when his final episode will air.

We do know that Letterman will continue to host the Late Show through 2014, an official farewell celebration will be announced by CBS over the coming weeks. Once Colbert signs off, the time-slot will be replaced with The Minority Report With Larry Wilmore.