Stephen Colbert is closing out The Late Show with a star-studded final week of guests including Barack Obama, Tom Hanks, David Letterman, and his fellow late-night hosts, ahead of the May 21 CBS finale.

CBS canceled 'The Late Show' despite strong ratings. Here's what led to the decision — and why David Letterman is pushing back.

Former host David Letterman says he doesn't believe the network's insistence that it was purely a financial decision. "They're lying," he told the New York Times. "They're lying weasels."

Stephen Colbert hosted his fellow late-night frontmen Jimmy Fallon, Jimmy Kimmel, Seth Meyers and John Oliver on Monday's episode of "The Late Show." The meeting of the minds was a send-off for Colbert as he enters his final days as the face of "The Late Show,

Stephen Colbert hosted Strike Force Five - Seth Meyers, John Oliver, Jimmy Kimmel and Jimmy Fallon in their final "Late Show" appearance.