1Paul Giamatti
The media calls Barack Obama the "comeback kid," and Paul Giamatti says "rapscallion.
2Sen. Kirsten Gillibrand
Republicans focus on 2010 issues, and Kirsten Gillibrand wants to reform the Senate filibuster rules.
3Jimmy Wales
John McCain gets cranky, and Jimmy Wales imagines Wikipedia's relevance in 500 years.
4Patton Oswalt
Facebook refuses to disclose its financial results, and Patton Oswalt uses a prisoner ghostwriter.
5Denis Leary
John Oliver reports on the Arizona shootings in his PJs, and Denis Leary discusses "Suck on This Year.
6Colin Firth
John Oliver celebrates Verizon's iPhone announcement, and Colin Firth talks about "The King's Speech.
7Tim Pawlenty
Members of Congress introduce gun legislation, and Tim Pawlenty defends Republican rhetoric.
8Ron Howard
John Hodgman makes NASCAR more exciting, and Ron Howard shares his enthusiasm for show business.
9Peter Bergen
Michael Steele steps down as RNC chairman, and Peter Bergen talks about progress in Afghanistan.
10Neil deGrasse Tyson
Jon promises Sarah Palin a classy conversation and reveals his love for Neil deGrasse Tyson.
11Paul Clemens
Glenn Beck appears on the "Today" show, and Paul Clemens discusses blue-collar decline.
12Kambiz Hosseini & Saman Arbabi
Steve Cohen compares Republicans to Nazis, and Kambiz Hosseini and Saman Arbabi call Jon a prophet.
13Anand Giridharadas
Wyatt Cenac dons a parrot suit in Mississippi, and Anand Giridharadas tells Jon the truth.
14James Franco
A reporter searches for homeless talent, and Jon composes an ode to James Franco's Oscar nomination.
15Jonathan Alter
Michele Bachmann looks off camera, and Jonathan Alter examines Obama's plans for the future.
16T. Boone Pickens
Bill O'Reilly defends his Nazi analogies, and T. Boone Pickens wants America on an energy plan.
17Bill Gates
Egyptian forces use American tear gas canisters, and Bill Gates works on curing polio.
18Michael Steele
Conservatives turn into political hypochondriacs, and Michael Steele must prove his identity.
19Matthew Perry
Republicans close the rape loophole, and Matthew Perry talks about his happy friend.
20Adm. Michael Mullen
Justin Bieber switches bodies with Jon, and Mike Mullen talks about the crisis in Egypt.
21Edward Glaeser
22January Jones
23Brian Williams
Anchor and Managing Editor, NBC Nightly News. The award-winning journalist and friend-of-the-show stops by.
24Ed Gillespie
25Lisa Ling
26Anderson Cooper
27Donald Rumsfeld
28Austan Goolsbee
29Howard Stern
CNN anchors take viewer requests, and Howard Stern hopes to talk to Charlie Sheen.
30Prince Zeid Ra'ad
Prince Zeid Ra'ad Representative, The Hashemite Kingdom of Jordan The U.N. representative of Jordan discusses King Abdullah II's new book, "Our Last Best Chance.
31Allison Stanger
32Diane Ravitch
33Sen. Rand Paul
34Brian Christian
Author Brian Christian ('The Most Human Human: What Talking with Computers Teaches Us About What It Means to Be Alive').
35Aaron Eckhart
From 'Battle: Los Angeles,' actor Aaron Eckhart.
36Trey Parker & Matt Stone
'South Park,' creators Trey Parker and Matt Stone.
37Sarah Vowell
Author, "Unfamiliar Fishes." The author discusses her new book about American colonization of Hawaii in the 1800s.
38T.J. English
The author of "The Savage City" discusses his new book about murder and corruption in New York City during the 1960s and 70s.
39Richard Lewis
40Bret Baier
41Dr. Mansour O.El-Kikhia
Republicans want to lower the corporate tax rate, and Mansour O. El-Kikhia discusses Libya.
42Miguel Nicoleles
Joe Biden works the room at a war speech, and Miguel Nicolelis helps paralyzed people walk again.
43Jake Gyllenhaal
Republicans appeal to their narrow base, and Jake Gyllenhaal considers marrying a stranger.
44Norm MacDonald
CIA operatives might arm Libyan rebels, and Norm Macdonald wants to blow up his stupid high school.
45Billy Crystal
The comedian and actor discusses his role as a vampire in an upcoming Funny Or Die short.
46Colin Quinn
The comedian discusses his one-man Broadway show and special on HBO.
47Mike Huckabee
The former governor of Arkansas discusses his views on government, families and his latest book.
48Jamie Oliver
The chef talks about healthy cooking habits and the upcoming season of his Emmy-winning series.
49Foo Fighters
The rock band visits to perform a song from their latest album.
50Governor Deval Patrick
The governor of Massachusetts discusses his rise from poverty and what gives him hope for America's future.
51Tracy Morgan
The actor and comedian discusses his role in the upcoming animated film.
52Ricky Gervais
The comedian talks about his new HBO special with Jerry Seinfeld, Chris Rock and Louis C.K.
53Gigi Ibrahim
John Oliver highlights royal wedding coverage, and Gigi Ibrahim talks about the Egyptian uprising.
54Elizabeth Warren
Olivia Munn looks into tiger mothering, and Elizabeth Warren wants to protect consumers.
55Bernie Sanders
Obama releases his long-form birth certificate, and Bernie Sanders fights for workers' rights.
56William Cohan
John Oliver talks to British taxpayers about the wedding, and William Cohan discusses Goldman Sachs.
57Philip K. Howard
The U.S. kills Osama bin Laden, and Philip K. Howard explains why the government can't make choices.
58Rachel Maddow
A royal wedding simulation reveals the consummation, and Rachel Maddow discusses Bin Laden's death.
59David Barton
The White House hides the Bin Laden photo, and David Barton discusses religion in the Constitution.
60Joe Meacham
Donald Trump steals the crazy oxygen from Sarah Palin, and Jon Meacham discusses the Civil War.
61Keira Knightley
Jason Jones visits the gayest city in America, and Keira Knightley learns about the Santorum.
62Will Ferrell
Republicans take credit for Bin Laden's death, and Will Ferrell simulates sex with a baseball bat.
63Albert Brooks
Common causes controversy, and Albert Brooks talks about his Kate Middleton obsession.
64Kristen Wiig
Newt Gingrich announces his candidacy on Twitter, and Kristen Wiig talks about "Bridesmaids.
65Jon Ronson
Osama bin Laden's porn stash is discovered, and Jon Ronson talks about psychopaths.
66Annie Jacobsen
Al Madrigal weighs in on immigration reform, and Annie Jacobsen talks about Area 51.
67Richard Beeman
Newt Gingrich outrages Republicans, and Richard Beeman discusses religion in government.
68Lisa P. Jackson
John Hodgman creates a Bin Laden conspiracy theory, and Lisa P. Jackson addresses EPA criticism.
69Jimmy Fallon
Sarah Palin takes a bus tour with her family, and Jimmy Fallon reads a thank you note.
70Bill Moyers
Donald Trump eats his pizza with a fork, and Bill Moyers discusses good journalism.
71Tim Tebow
Eric Cantor wants to justify tornado relief, and Tim Tebow talks about his missionary parents.
72Maziar Bahari
Sarah Palin offers her version of Paul Revere, and Maziar Bahari recounts his Iranian imprisonment.
73Fareed Zakaria
John Oliver promises to mock Anthony Weiner, and Fareed Zakaria discusses American labor.
74Larry King
Anthony Weiner apologizes to Bill Clinton, and Larry King prepares for his European stand-up tour.
75Howard Wasdin
Jon spins the penis wheel, and Howard Wasdin talks about SEAL Team Six.
76Alex Prud'homme
Nancy Pelosi calls on Anthony Weiner to resign, and Alex Prud'homme discusses water pollution.
77J.J. Abrams
Republican hopefuls gather for their second debate, and J.J. Abrams talks about writing for TV.
78Trey Parker & Matt Stone
Barack Obama visits Puerto Rico, and Trey Parker and Matt Stone become the Broadway establishment.
79Ray Nagin
Sam Bee reports on the smoking ban in NYC parks, and Ray Nagin discusses Hurricane Katrina.
80Cameron Diaz
PolitiFact checks Fox News for false statements, and Cameron Diaz removes Jon's stitches.
81Mitchell Zuckoff
Greece protests proposed austerity measures, and Mitchell Zuckoff recounts an unlikely WWII rescue.
82Bruce Headlam
John Hodgman battles hackers on their own turf, and Bruce Headlam discusses "Page One.
83Jennifer Aniston
New York legalizes gay marriage, and Jennifer Aniston talks about her movie, "Horrible Bosses.
84Louis C.K.
Rod Blagojevich has much to look forward to in prison, and Louis C.K. deconstructs fart jokes.
85Tom Hanks
Democrats and Republicans can't agree on the debt ceiling, and Tom Hanks discusses his movie "Larry Crowne.
86Bill Kristol
Mark Halperin calls Barack Obama a dick, and Bill Kristol discusses American war strategy in Afghanistan.
87Denis Leary
Aasif Mandvi finds out why America's birds are dying, and Denis Leary talks about potato Vodka.
88Kid Rock
China might repossess America if Republicans and Democrats don't come to an agreement over the debt crisis, and Kid Rock is a responsible parent with his own brand of beer.
89Matthew Richardson
Jerry Seinfeld helps Jon repress his urge to make gay jokes about Marcus Bachmann, and Matthew Richardson reveals his plan to solve America's mortgage crisis.
90Sgt. 1st Class Leroy Petry
The ongoing debt ceiling negotiations get heated, and Leroy Petry demonstrates his robotic hand.
91Daniel Radcliffe
Barack Obama breaks out his I-mean-business podium and sets a deadline to solve the debt ceiling crisis, and Daniel Radcliffe talks about the last "Harry Potter" movie.
92Pervez Musharraf
The Murdoch scandal turns ugly, and Pervez Musharraf enjoys a beverage and converses about Pakistan.
93Steve Carell
Rupert Murdoch throws his employees under the bus, his wife pummels a pie-wielding idiot, and Steve Carell loves his papa bear.
94Scott Miller
A battle for survival rages among GOP presidential candidates, Allen West doesn't hate women, and Scott Miller discusses William McKinley's ill-liked, anarchist assassin.
95Neil Patrick Harris
Wyatt Cenac proves his commitment to weather reporting, Samantha Bee and Jason Jones interview gay newlyweds, and Neil Patrick Harris talks Smurf sex and circus tricks.
96Juan Williams
Barack Obama urges Americans to call their members of Congress about the debt crisis, and Juan Williams discusses the assault on honest debate.
97Rachel Weisz
Conservatives in America live a lonely life of persecution, and Rachel Weisz discusses filming "The Whistleblower" in Romania.
98Peter Tomsen
Congressional Republicans try to rev support for John Boehner's debt ceiling plan with a clip from "The Town," and Peter Tomsen discusses the wars of Afghanistan.
99Freida Pinto
Congress reaches a budget deal that Tea Partiers don't like, Jon salutes the troops he met in Afghanistan, and Freida Pinto talks apes.
100Jason Bateman
Joe Biden charges his Secret Servicemen rent, Aasif Mandvi explores the effects of wind farming on Florida's ducks, and Jason Bateman talks R-rated body swaps.
101Austan Goolsbee
A congressional super committee answers America's prayers, Wyatt Cenac interprets public sentiment, and Austan Goolsbee finds it hard to work in Washington.
102Dick Durbin
Jon gives Barack Obama a birthday present, Jason Jones survives a vasectomy, and Senator Dick Durbin understands America's disappointment in Congress.
103Mark Adams
America's credit gets downgraded, John Oliver tells the single greatest story he's ever heard, and Mark Adams turns right at Machu Picchu.
104Jay Bahadur
Looters queue up in the U.K., Europe needs a war to cling to, and Jay Bahadur gets the pirates of Somalia talking.
105John Coffee
Wisconsin's populist-off comes to a head, Larry Wilmore wants Barack Obama to go blacker, and John Coffee pins down credit rating agencies.
106Michael Wallis
The Best F#@king News Team covers the Iowa straw poll, Megyn Kelly comes back fighting, and Michael Wallis reveals the real David Crockett.
107Ali Velshi
Michele Bachmann wins the Iowa straw poll, Rick Perry announces his presidential candidacy, and Ali Velshi knows how to speak money.
108Matt Long
The media loves Michele Bachmann, Rick Perry hits on America, John Hodgman rethinks bookstores, and veteran firefighter Matt Long survived being crushed by a bus.
109Michael Steele
The media shifts its focus to Paul Ryan, John Oliver and Wyatt Cenac explore racial language in politics, and Michael Steele discusses the field of GOP candidates.
110Anne Hathaway
Warren Buffett enters the "class warfare" fray, Fitch downgrades New Jersey's credit rating, and Anne Hathaway talks Scrabble strategy.
111Buddy Roemer
The media scrutinizes Barack Obama's speech scheduling, James Hoffa Jr. upsets conservatives, and Buddy Roemer discusses his presidential candidacy.
112Dr. Sanjay Gupta
Mitt Romney and Rick Perry battle it out, the U.S. Postal Service faces bankruptcy, and Dr. Sanjay Gupta explores the terrifying effects of the World Trade Center's dust.
113Marion Cotillard
GOP candidates square off at the presidential debate, Rick Perry rickrolls Mitt Romney, and Marion Cotillard discusses her fear of contagion.
114Mike Mullen
Barack Obama hits congressional Republicans with his jobs speech, America should settle for a campaign-driven economy, and Admiral Mike Mullen discusses the troops.
115Jim Lehrer
CNN and the Tea Party team up, Rick Perry gets a beatdown, and Jim Lehrer discusses the tensions of presidential debates.
116Common
Dick Cheney's medical equipment humanizes him, the Democrats lose a congressional seat, and Common tries to make sense of it all in his memoir.
117Caroline Kennedy
Congress investigates the Solyndra scandal, Kristen Schaal unveils her pro-vagina campaign products, and Caroline Kennedy commemorates her parents' legacy.
118Ron Suskind
Jason Jones reports on the end of "don't ask, don't tell"; Wyatt Cenac examines America's loss of UFOs to China; and Ron Suskind evaluates Barack Obama's confidence.
119Mitch Daniels
Barack Obama presents his tax plan, the super rich risk extinction, and Mitch Daniels discusses the American economy.
120Jennifer Granholm
John Oliver and Aasif Mandvi fight over sacred ground, Lewis Black evaluates the threats American kids face, and Jennifer Granholm discusses America's economic future.
121Ron Paul
Rick Santorum thinks sex is a non-issue, the GOP calls for Chris Christie to run for president, and Ron Paul delivers his political message.
122Seth Rogen
Barack Obama gets heckled in Hollywood, Larry Wilmore discusses the black vote, and Seth Rogen explores the lighter side of cancer.
123Bill O'Reilly
Pundits interpret Chris Christie's message, Sarah Palin weighs the presidential pros and cons, and Bill O'Reilly talks job creator taxes.
124Tony Bennett
An NYPD officer pepper-sprays protestors, the NRA unveils a conspiracy theory, and Tony Bennett collaborates with young artists on "Duets II.