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David Letterman Announces Final ‘Late Show’ Guests

Last 28 broadcasts will include appearances by George Clooney, Tom Hanks and Oprah Winfrey

“The Late Show with David Letterman” is going out with a bang.

The CBS show announced a star-studded lineup for its final 28 broadcasts with appearances by George Clooney, Tom Hanks, Oprah Winfrey, Howard Stern, Billy Crystal and Tina Fey.

Other guests scheduled: Alec Baldwin, Robert Downey Jr., Will Ferrell, Michael J. Fox, Jack Hanna, Kevin James, Scarlett Johansson, Michael Keaton, Steve Martin, Sarah Jessica Parker, Don Rickles, Julia Roberts, Ray Romano, Paul Rudd, Jerry Seinfeld, Martin Short, John Travolta, Bruce Willis, Elvis Costello, Dave Matthews Band, John Mayer, Mumford and Sons and Tom Waits.

This week’s guests will include Parker, Crystal, James, Mayer, “The Talk’s” Julie Chen, Amy Sedaris, Tom Dreesen and Tracy Chapman.

At 68, Letterman holds the record for longest-running late-night host in history. Stephen Colbert will take over for Letterman when he retires in May.

Letterman’s final broadcast is set to air Wednesday, May 20 at 11:35 p.m. ET on CBS.