Katie Couric, Gabby Barret

Steve Martin, Martin Short, Selena Gomez, the War on Drugs

Chris Wallace, Holland Taylor

Sarah Paulson, Kacey Musgraves

Jeff Daniels, Nate Burleson

Justice Stephen Breyer

Jessica Chastain, Stephen Sondheim

Melissa McCarthy, Lindsey Buckingham

The Late Show's Celebration of Season 6: This Time with Laughs!

Bob Woodward, Robert Costa, Leon Bridges

Shawn Mendes, Chris Turner

Anderson Cooper, John Mayer

Paul Giamatti, Jon Stewart

Drew Carey, Phoebe Robinson

Anita Hill, Alessandro Nivola

John Lithgow, Theo Croker, Wyclef Jean

Rebecca Ferguson

Julianna Margulies, Toby Keith

Michael Keaton, Zac Brown Band

Bret Baier, Susie Essman

Sanjay Gupta, Denis Villeneuve

The cast of "Succession"

Rep. Adam Schiff, Kacey Musgraves

Nick Offerman, Charlamagne Tha God

Issa Rae, H.E.R.

Timothée Chalamet, Zendaya

Andie MacDowell, Lana Del Rey

Bruce Springsteen

Elizabeth Banks, Jorja Fox

John Leguizamo, Thomasin McKenzie

Trevor Noah, My Morning Jacket

David Byrne, Huma Abedin

Michael C. Hall, Michael Eric Dyson

Andy Cohen, Thundercat

Billy Porter, Annaleigh Ashford

Tony Hale, Snail Mail

Jonathan Karl, Brandi Carlile

Quentin Tarantino

Aubrey Plaza, Bruce Springsteen

Kenneth Branagh, Ellie Kemper

Jeff Goldblum, Rod Stewart

Paul Rudd, Sting

Eric Adams, Dwyane Wade

Adam Driver, America Ferrera

Kevin Hart, Robert Plant, Alison Krauss

Andrew Garfield, José Andres

Lady Gaga, Tony Bennett

Rosamund Pike, Peter Jackson

Peter Jackson, Chelsea Cutler

Peter Dinklage, Lee Jung-Jae, Aaron & Bryce Dessner

Javier Bardem, Gang of Youths

Mahershala Ali, Jason Reynolds

Jeff Goldblum, Natalie Hemby

Jennifer Lawrence, Nathaniel Rateliff & The Night Sweats

Kristin Davis and Cynthia Nixon; Glass Animals

Dr. David Agus; Natalie Hemby

Michael B. Jordan; Nathaniel Rateliff

Sting, David Alan Grier

Keanu Reeves, Brett Eldredge

Henry Cavill, Jonathan Groff

Denzel Washington, Maggie Gyllenhaal

Anderson Cooper

Dr. Rochelle Walensky, Utkarsh Ambudkar

Jennifer Lawrence, Ralph Macchio, The Flaming Lips ft. Nell Smith

Eliana Kwartler, Amy Klobuchar, SAINt JHN

John Dickerson, Corey Hawkins

Keanu Reeves, Genesis Owusu

Gayle King, Tig Notaro

Bradley Cooper, Robert Finley, Dan Auerbach

Keanu Reeves, Caitriona Balfe

Liev Schreiber, Allison Russell

Bradley Cooper, Corey Stoll, Geese

Sen. Elizabeth Warren, Ingrid Andress, Sam Hunt

Brian Cox, Samantha Bee

Christine Baranski, Nation of Language

Dionne Warwick, David Cross

Elvis Costello

Kristen Stewart, Jonathan Van Ness

Joy Reid, Thomas Middleditch

Adrien Brody, Lady Wray

Kate Hudson, Oliver Hudson, St. Paul and the Broken Bones

Marlee Matlin, Mackenzie Davis

Whoopi Goldberg, Rep. Ro Khanna

Clarissa Ward, Faith Hill, Aurora

Tim McGraw, Martha Stewart

Dua Lipa, 2 Chainz

Jeffrey Wright, Alex Borstein, Maxwell

John Oliver, Future Islands

Daniel Craig, Doris Kearns Goodwin

Margaret Brennan, Adam Scott

Joseph Gordon-Levitt, alt-J

John Turturro, John Avlon

John Heilemann, Mark McKinnon, Jennifer Palmieri, Russell Howard

Julia Ioffe, Thomas Lennon, Tears for Fears

Sam Waterston, Sophia Bush, John Oliver

Bob Odenkirk, Pusha T

Sen. Bernie Sanders, Big Thief

Andy Serkis, Fiona Hill

Kyle MacLachlan, Arian Moayed, Pusha T

Anderson Cooper, Sutton Foster

John C. Reilly, Kristin Chenoweth

Michael McFaul, Denée Benton, Father John Misty

Marie Yovanovitch, Martha Stewart, Rex Orange County

Aidy Bryant, Alex Edelman

Sandra Bullock, Billy Strings

Anne Hathaway, Da'Vine Joy Randolph

Michael Bublé, Rose Matafeo

Chris Wallace, Wilmer Valderrama

Hannah Gadsby, Sandra Bullock, Buffalo Nichols

Elle Fanning, Ben Schwartz

Jane Krakowski, James McAvoy, Arlo Parks

John C. Reilly, Mandy Patinkin, Ken Burns

Shaquille O'Neal, Mayim Bialik

Jon Batiste, Oscar Isaac

Anderson Cooper, Thomas Rhett

Pete Holmes, Elizabeth Alexander

Chance the Rapper, Beanie Feldstein

Molly Shannon, Rep. Cori Bush

Claire Foy, Paul Bettany, Bright Eyes

Hugh Laurie, Spoon

Josh Brolin, The Who

Julia Roberts, Wilco

Neil deGrasse Tyson, Emmy Blotnick

Alexander Skarsgård, Jack White

Jon Bernthal, Alton Brown

Jose Andres, Ron Howard, Emily Bazelon, Lucius featuring Sheryl Crow and Celisse

Glenn Close, Sheryl Crow

Daniel Craig, Matt Walsh, Joy Oladokun

Chris O'Donnell, Elvis Costello

Mark Esper, Judd Apatow

Ricky Gervais, Trombone Shorty

Antony Blinken, TWICE

Mike Myers, Minha Kim, Beach House

Shaquille O'Neal, Sebastian Stan, Sharon Van Etten

Jennifer Connelly, Patti LuPone

Jacinda Ardern, Punch Brothers

Michael Che, James Stavridis

Josh Brolin, Hugh Dancy

Jake Tapper, Joel Kim Booster

Robert De Niro, Rosie Perez

Rep. Adam Schiff, Chiwetel Ejiofor, Kurt Vile

Jon Batiste, Simu Liu

Bryan Cranston, Sen. Raphael Warnock

Bob Woodward, Carl Bernstein, Bonnie Raitt

Emma Thompson, Tom Segura

Tom Hanks, Regina Spektor

Cory Booker, The Lumineers

Werner Herzog, Roger Waters

Taika Waititi, David Sedaris

Beto O’Rourke, Matilda Lawler

Wanda Sykes, Ronan Farrow

Rep. Alexandria Ocasio-Cortez, Jimmie Allen

Adam Kinzinger, Karl Urban, Stephen Sanchez

Heidi Klum, Ibram X. Kendi

Billy Crystal, Paul Hollywood

Ethan Hawke, Courtney Barnett

Ice-T, Michael Pollan

Chris Hayes, Jack White

Jamie Raskin, Death Cab for Cutie

Charlamagne tha God, Brett Gelman

Amanda Seyfried, Stephen Merchant

Jonathan Karl, BJ Novak, St. Vincent

Patton Oswalt, Jennifer Granholm, James Taylor

Jon Favreau, Jon Lovett, Tommy Vietor, Bianca Cristovao, James Taylor

Ron Howard, Morfydd Clark, James Taylor

James Taylor, Colman Domingo

Luis Cato, Joe Walsh, Mindy Kaling, Senator Chris Murphy

Ben Stiller, D'Arcy Carden, Joe Walsh

Kieran Culkin, Run the Jewels, Joe Walsh

Karine Jean-Pierre, Tatiana Maslany, Joe Walsh