Will Arnett, Lisa Lampanelli, Guided by Voices

S19 E01 • Tuesday, Jan 3, 2012 • Jan 3

Brian Williams, WU LYF

S19 E02 • Wednesday, Jan 4, 2012 • Jan 4

Tina Fey, Jeremy Irvine, Barr Brothers

S19 E03 • Thursday, Jan 5, 2012 • Jan 5

Tina Fey Vandalizes Dave's Car. Jeremy Irvine tells Dave about his quick rise to stardom in "War Horse."

Kristen Bell, Dan Naturman, Blind Pilot

S19 E04 • Friday, Jan 6, 2012 • Jan 6

Dave welcomes actress Kristen Bell and musical guest Blind Pilot.

Mark Wahlberg, Heather Morris, Snow Patrol

S19 E05 • Monday, Jan 9, 2012 • Jan 9

Dave welcomes actor Mark Wahlberg, actress Heather Morris, and musical guest Snow Patrol. "Top Ten Ways Kim Jong Un Celebrated His Birthday". The Glee star turns filmmaker with a special video for Dave.

Kate Beckinsale, Marv Albert, The Little Willies

S19 E06 • Tuesday, Jan 10, 2012 • Jan 10

Dave welcomes Kate Beckinsale, Bloopers with Marv Albert, and music from The Little Willies.

Dolly Parton, Alan Zweibel

S19 E07 • Wednesday, Jan 11, 2012 • Jan 11

Dave welcomes musician Dolly Parton and writer Alan Zweibel. Top Ten Things Kim Jong-Un Wants To Accomplish As Supreme Commander of North Korea. What's proper bus etiquette? Dolly airs out all the details. A charity lunch date turns into a nightmare for Alan.

Sen. John McCain, Johnny Winter

S19 E08 • Thursday, Jan 12, 2012 • Jan 12

Dave welcomes Senator John McCain and musical guest Johnny Winter.

Viggo Mortensen, Dennis Regan, Tony Bennett

S19 E09 • Friday, Jan 13, 2012 • Jan 13

Simon Baker, Elizabeth Banks, Seal

S19 E10 • Monday, Jan 16, 2012 • Jan 16

Ricky Gervais, Jessica Chastain, Kathleen Edwards

S19 E11 • Tuesday, Jan 17, 2012 • Jan 17

Dave welcomes actor Ricky Gervais, actress Jessica Chastain, and musical guest Kathleen Edwards.

Marg Helgenberger, Michael Fassbender, Ellie Goulding

S19 E12 • Wednesday, Jan 18, 2012 • Jan 18

Dave welcomes actress Marg Helgenberger from the CBS drama series "CSI: Crime Scene Investigation," actor Michael Fassbender, and musical guest Ellie Goulding.

Kathy Griffin, Simon Helberg, Joseph Arthur

S19 E13 • Thursday, Jan 19, 2012 • Jan 19

Dave welcomes comedian Kathy Griffin, actor Simon Helberg from the CBS comedy series "The Big Bang Theory," and musical guest Joseph Aurthur.

Dana Carvey, Jon Fisch, Los Campesinos!

S19 E14 • Friday, Jan 20, 2012 • Jan 20

Dave welcomes comedian Dana Carvey, Jon Fisch and musical guest Los Campesinos! performs.

Jennifer Lopez, Rob Schneider, James McCartney

S19 E15 • Monday, Jan 30, 2012 • Jan 30

Dave welcomes actress Jennifer Lopez, actor Rob Schneider form the CBS comedy series "Rob!", and musical guest James McCartney.

Bill Murray, Girls' Generation

S19 E16 • Tuesday, Jan 31, 2012 • Jan 31

Dave welcomes actor Bill Murray and musical guest Girls' Generation.

Howard Stern, The Airborne Toxic Event

S19 E17 • Wednesday, Feb 1, 2012 • Feb 1

Dave welcomes radio host Howard Stern and musical guest The Airborne Toxic Event.

Woody Harrelson, Stephen Merchant, Lana Del Rey

S19 E18 • Thursday, Feb 2, 2012 • Feb 2

Michelle Williams, Jake Johannsen, Ziggy Marley

S19 E19 • Friday, Feb 3, 2012 • Feb 3

Dave welcomes actress Michelle Williams, comic Jake Johannsen and musical guest Ziggy Marley. Top Ten Super Bowl Fun Facts. Why wasn't Michelle paying attention to her Academy Awards nominations announcement?

Eli Manning, Sarah Michelle Gellar, Die Antwoord

S19 E20 • Monday, Feb 6, 2012 • Feb 6

Highlights from Biff's big day at the Super Bowl in Indianapolis. Dave's "favorite" Manning talks about his brother Peyton's football future. Sarah embarrasses herself in front of a group of punk kids. The South African rap-rave group performs "I Fink U Freeky."

Denzel Washington, The Fray

S19 E21 • Tuesday, Feb 7, 2012 • Feb 7

Dave welcomes actor Denzel Washington and musical guest The Fray.

Ryan Reynolds, Ellie Kemper, Dierks Bentley

S19 E22 • Wednesday, Feb 8, 2012 • Feb 8

Dave welcomes actor Ryan Reynolds, actress Ellie Kemper, and musical guest Dierks Bentley. Before "The Office," there was "The Man Under The Stairs."

Nicolas Cage, Michelle Dockery, The Kills

S19 E23 • Thursday, Feb 9, 2012 • Feb 9

Dave welcomes actor Nicolas Cage, actress Michelle Dockery, A Top Ten List presented by Foo Fighters, and musical guest The Kills. Top Ten Interesting Facts About The GrammyAwards. Nicolas Cage tells how he and Charlie Sheen were nearly arrested for making trouble on a plane. Is Nicolas Cage a vampire? The "Ghost Rider" star addresses the rumors sweeping the Internet. Dave welcomes Michelle Dockery, star of the hit PBS series, "Downton Abbey."

David Spade, Betty Wright

S19 E24 • Friday, Feb 10, 2012 • Feb 10

Dave welcomes actor David Spade from the CBS comedy series "Rules Of Engagement" and musical guest Betty Wright.

Reese Witherspoon, Michael Weatherly, Top Ten by Sports Illustrated Swimsuit models, Kasabian

S19 E25 • Monday, Feb 13, 2012 • Feb 13

Dave welcomes actress Reese Witherspoon, a Top Ten List with 10 of the 2012 Sports Illustrated Swimsuit models and the reveal of the 2012 cover model, actor Michael Weatherly from the CBS drama series "NCIS", and musical guests Kasabian. Top Ten Reasons This Year's 'Sports Illustrated' Swimsuit Issue Is The Best One Ever.

Viola Davis, the 2012 Sports Illustrated Swimsuit cover model, Mark Ronson, Erykah Badu, The Dap-Kings, Zigaboo Modeliste

S19 E26 • Tuesday, Feb 14, 2012 • Feb 14

Dave welcomes actress Viola Davis, Sports Illustrated Swimsuit Issue Cover Model Kate Upton, and musical guests Mark Ronson and Erykah Badu.

Jon Stewart, American Bagging Champion Stephanie Teteak, Yelawolf with Kid Rock

S19 E27 • Wednesday, Feb 15, 2012 • Feb 15

Dave welcomes TV show host Jon Stewart, American Bagging Champion Stephanie Teteak, and musical guests Yelawolf and Kid Rock.

Joan Rivers, Andrew Lincoln, Jason Mraz

S19 E28 • Thursday, Feb 16, 2012 • Feb 16

Dave welcomes comedian Joan Rivers, actor Andrew Lincoln, and musical guest Jason Mraz.

Kristen Wiig, Mike Birbiglia, Butch Walker and the Black Widows

S19 E29 • Friday, Feb 17, 2012 • Feb 17

The Academy Award nominee Kristen Wiig takes a tumble in front of pretty boy Brad Pitt.

Jack Hanna, Jesse Tyler Ferguson

S19 E30 • Monday, Feb 20, 2012 • Feb 20

Dave welcomes animal expert "Jungle" Jack Hanna and actor Jesse Tyler Ferguson.

Alec Baldwin, Eric Hutchinson

S19 E31 • Tuesday, Feb 21, 2012 • Feb 21

Dave welcomes actor Alec Baldwin and musical guest Eric Hutchinson. Alec Baldwin talks about losing weight by going sugar free while Dave extols the virtues of Mexican Coke.

Paul Rudd, John Witherspoon, Heartless Bastards

S19 E32 • Wednesday, Feb 22, 2012 • Feb 22

Kristin Chenoweth, Joe Scarborough, K'naan featuring Nelly Furtado

S19 E33 • Thursday, Feb 23, 2012 • Feb 23

What happened to Kristin Chenoweth's formerly perky eyes? Why is Kristin Chenoweth wearing sunglasses? Find out when she tells Dave about the problem with her eyelash extensions.

Matthew Broderick, Nick Griffin, We Are Augustines

S19 E34 • Friday, Feb 24, 2012 • Feb 24

Dave welcomes actor Matthew Broderick, comedian Nick Griffin, and musical guests We Are Augustines.

Ed Helms, Dan Patrick, Lyle Lovett

S19 E35 • Monday, Feb 27, 2012 • Feb 27

Dave welcomes actor Ed Helms, sportscaster Dan Patrick, and musical guest Lyle Lovett.

Nathan Lane, Pauley Perrette, Estelle

S19 E36 • Tuesday, Feb 28, 2012 • Feb 28

Dave welcomes actor Nathan Lane, actress Pauley Perrette from the CBS drama series "NCIS" and musical guest Estelle.

Neil Patrick Harris, Taylor Kitsch, Robert Glasper Experiment featuring Lupe Fiasco & Bilal

S19 E37 • Wednesday, Feb 29, 2012 • Feb 29

Dave and Neil Patrick Harris have an awkward green room encounter. The Late Show cue card takes you into the weird world of candle-making. Top Ten Frequently Asked Questions About Leap Year. After years of speculation, Neil reveals the big "How I Met Your Mother" secret. The "John Carter" star runs into some trouble on his way to work in the Philippines. The Robert Glasper Experiment featuring Lupe Fiasco and Bilal perform "Always Shine" from the CD, "Black Radio."

Jon Hamm, Ted Alexandro, White Rabbits

S19 E38 • Thursday, Mar 1, 2012 • Mar 1

Will Ferrell, Jon Bernthal

S19 E39 • Monday, Mar 12, 2012 • Mar 12

Dave welcomes actor Will Ferrell and actor Jon Bernthal.

Amanda Peet, Nick Offerman, Top Ten by Cee-Lo Green, The Chieftains with the Low Anthem

S19 E40 • Tuesday, Mar 13, 2012 • Mar 13

Dave welcomes actress Amanda Peet and actor Nick Offerman. Musical guests The Chieftains with Low Anthem and a Top Ten List presented by musician Cee Lo Green.

Martin Short, The Ting Tings

S19 E41 • Wednesday, Mar 14, 2012 • Mar 14

Dave welcomes actor Martin Short and musical guests The Ting Tings. Martin upsets a famous female broadcaster and her husband (but it's not Connie Chung and Maury Povich).

Michelle Obama, Esperanza Spalding

S19 E42 • Monday, Mar 19, 2012 • Mar 19

Dave welcomes First Lady Michelle Obama and musical guest Esperanza Spalding.

Jennifer Lawrence, Gail Collins, The Shins

S19 E43 • Tuesday, Mar 20, 2012 • Mar 20

Dave welcomes actress Jennifer Lawrence, journalist/author Gail Collins and musical guests The Shins. "Hunger Games" star Jennifer Lawrence tells Dave how she hates watching herself on the big screen.

Debra Messing, Josh Hutcherson, Oberhofer

S19 E44 • Wednesday, Mar 21, 2012 • Mar 21

Dave welcomes actress Debra Messing, actor Josh Hutcherson, and musical guests Oberhofer. The "Smash" star discovers a lot of fake Debra Messings on Twitter.

Rachel Maddow, Timothy Olyphant, Train

S19 E45 • Monday, Mar 26, 2012 • Mar 26

Dave welcomes journalist Rachel Maddow, actor Timothy Olyphant, and musical guests Train.

Jason Sudeikis, Lionel Richie, Jason Aldean

S19 E46 • Tuesday, Mar 27, 2012 • Mar 27

Dave welcomes actor Jason Sudeikis, musician Lionel Richie, and musical guests Lionel Richie with Jason Aldean. A lesson in bad parenting: Jason Sudeikis recalls how his Dad once took his ticket to a Final Four game and invited a friend instead. Jason Sudeikis shows Dave a special bat he received from Kansas City Royal and Hall of Famer George Brett.

Chris Elliott, Mohamed Nasheed, Justin Townes Earle

S19 E47 • Wednesday, Mar 28, 2012 • Mar 28

Dave welcomes actor/comedian Chris Elliott, former President of the Maldives/climate change activist Mohamed Nasheed, and musical guest Justin Townes Earle.

Tracy Morgan, Jim Rome, The Broadway musical 'Once'

S19 E48 • Thursday, Mar 29, 2012 • Mar 29

Dave welcomes actor/comedian Tracy Morgan, sportscaster Jim Rome, and a performance from the Broadway musical “Once.”

Megan Mullally, Joe Wong, Band of Skulls

S19 E49 • Friday, Mar 30, 2012 • Mar 30

Dave welcomes actress Megan Mullally, comedian Joe Wong, and musical guest Band of Skulls.

Keith Olbermann, Allison Williams, Lukas Nelson & Promise of the Real

S19 E50 • Tuesday, Apr 3, 2012 • Apr 3

Dave welcomes talk show host Keith Olbermann, actress/singer Allison Williams, and musical guests Lukas Nelson & Promise of the Real. Top Ten Questions Received by the Marshmallow Peeps Hotline. Keith Olbermann addresses allegations surrounding his departure from Current TV. Allison Williams, star of Girls, talks about having news anchor Brian Williams as her dad.