S20E01 - Kathy Griffin; Chris Pratt; Big Boi

S20E02 - Regis Philbin; Zedd

S20E03 - Tracy Morgan; Marv Albert; Everest

S20E04 - Michael Strahan; Jessica Chastain; Conor Maynard

S20E05 - Brian Williams; Morrissey

S20E06 - Josh Brolin; Kathryn Bigelow; Ray Wylie Hubbard

S20E07 - Michael J. Fox; Lena Dunham

S20E08 - Catherine Zeta-Jones; Allison Williams; Jon Spencer Blues Explosion

S20E09 - Charlie Sheen; Phil Simms; José James

S20E10 - Jennifer Lawrence; Alan Zweibel; A$AP Rocky

S20E11 - Kim & Kourtney Kardashian; Buddy Guy

S20E12 - Jeremy Renner; Jack Hanna

S20E13 - Kevin Bacon; Brian Kiley; The Amazing

S20E14 - Melissa McCarthy; David Morrissey; David Byrne & St. Vincent

S20E15 - Sylvester Stallone; Al Gore

S20E16 - Jason Bateman; Alison Brie; Shovels & Rope

S20E17 - Al Pacino; Macklemore & Ryan Lewis

S20E18 - Kevin Spacey; Nick Griffin; Emeli Sandé

S20E19 - Gov. Chris Christie; Joe Flacco; Cody Ray Slaughter

S20E20 - Eric Stonestreet; Christopher “Mad Dog” Russo; Brandon Bennett; Norman, the Bicycle-Riding Dog

S20E21 - Joel McHale; Amy Sedaris; Justin Shandor

S20E22 - Sally Field; John Harbaugh; Shawn Klush

S20E23 - Pauley Perrette; Jake Johannsen; Ben Portsmouth

S20E24 - Bill O'Reilly; S.I. Swimsuit Models; The Avett Brothers

S20E25 - Bruce Willis; Kate Upton; Little Big Town

S20E26 - Staff Sgt. Clinton Romesha; AnnaSophia Robb; Robert DeLong

S20E27 - Jerry Seinfeld; Dave Grohl & the Sound City Players with Stevie Nicks

S20E28 - Helen Hunt; Jeff Caldwell; The Maccabees

S20E29 - David Spade; Kenny Licklider; Aaron Neville

S20E30 - Michelle Williams; Chris O'Donnell; von Grey

S20E31 - Hugh Jackman; Zosia Mamet; The Americans

S20E32 - Johnny Depp; Bill Carter and The Blame

S20E33 - Luke Wilson; Dan Mintz; Imagine Dragons

S20E34 - Alec Baldwin; Emmylou Harris with Rodney Crowell

S20E35 - Joan Rivers; Jimmie Johnson; Kendrick Lamar

S20E36 - Tina Fey; Jesse Tyler Ferguson; Solange

S20E37 - Michael Bloomberg; Depeche Mode

S20E38 - Steve Carell; Emilia Clarke; Josh Ritter

S20E39 - Jim Carrey; Richard Thompson

S20E40 - Gerard Butler; Elizabeth Cook

S20E41 - Seth Meyers; Demetri Martin; Dropkick Murphys

S20E42 - Selena Gomez; Bob Sarlatte; Killer Mike

S20E43 - Bill Cosby; Mikaela Shiffrin; Garbage

S20E44 - Eva Mendes; Andy Hendrickson; The Airborne Toxic Event

S20E45 - James Franco; Andrew Borracchini; Ed Sheeran

S20E46 - Brian Williams; Pegi Young & The Survivors

S20E47 - Gary Gulman; Wavves

S20E48 - Shia LaBeouf; Jeff Altman; The Band Perry

S20E49 - Regis Philbin; Broadway musical “Rodgers & Hammerstein's Cinderella”

S20E50 - Louis C.K.; Rachel Maddow; The Flaming Lips

S20E51 - Martin Short; Tyler, the Creator

S20E52 - Chelsea Handler; Ross Bennett; Yeah Yeah Yeahs

S20E53 - Lindsay Lohan; Pete Lee; Gary Clark Jr.

S20E54 - Harrison Ford; Rita Wilson; Jake Bugg

S20E55 - Matthew McConaughey; Ryan Lochte; Steve Earle & The Dukes (& Duchess)

S20E56 - Steve Martin; Edie Brickell; Jenna Fischer

S20E57 - Kate Hudson; A.J. Clemente; Selena Gomez

S20E58 - Jim Parsons; Snoop Lion

S20E59 - Jon Hamm; Ricky Jay; The So So Glos

S20E60 - Mindy Kaling; Nada Bakos; Ben Harper with Charlie Musselwhite

S20E61 - Dr. Phil McGraw; Chris O'Dowd; Phoenix

S20E62 - Tobey Maguire; Tom Odell

S20E63 - Paris Hilton; Miriam Tucker; Atlas Genius

S20E64 - Nathan Lane; Joe Matarese; Kacey Musgraves

S20E65 - John Krasinski; Kerry Washington; James Blake

S20E66 - Zooey Deschanel; Jim Gaffigan; Pistol Annies; Todd Rundgren

S20E67 - Michael Strahan; Alyson Hannigan; Natalie Maines

S20E68 - Jack Hanna; Benedict Cumberbatch

S20E69 - Chris Pine; Tom Dreesen; She & Him

S20E70 - Mark Harmon; Amy Schumer; Luke Bryan

S20E71 - Tom Hanks; cast of “Pippin”

S20E72 - Ed Helms; Hoda Kotb; Brad Paisley

S20E73 - Barbara Walters; Jesse Eisenberg; MS MR

S20E74 - Will Arnett; Trevor Noah; Kurt Vile

S20E75 - Will Smith; The National

S20E76 - Jason Bateman; Piedmont bird callers; John Fogerty

S20E77 - Woody Harrelson; Tommy Johnagin; John Fogerty with Dawes

S20E78 - Neil Patrick Harris; Tony Kanaan; Frank Turner

S20E79 - Nathan Fillion; John Oliver; Local Natives

S20E80 - Johnny Galecki; John Mellencamp & Stephen King; Queens of the Stone Age

S20E81 - Vince Vaughn; Andy Kindler; Queens of the Stone Age

S20E82 - Russell Brand; Michael Shannon; Haim

S20E83 - Dana Carvey; Nick Robinson; cast of “Matilda”

S20E84 - Tom Brokaw; Darlene Love

S20E85 - Harry Connick, Jr.; Dylan Moran

S20E86 - Bill O'Reilly; Greta Gerwig; Quadron

S20E87 - Don Rickles; Nick Cannon; Tom Keifer

S20E88 - Jeff Daniels; Ken Jeong; Jim James

S20E89 - John Travolta; Chris DiStefano; Japandroids

S20E90 - Melissa McCarthy; Idris Elba; Dale Watson and His Lone Stars

S20E91 - Channing Tatum; Tim DeChristopher; Fitz and The Tantrums

S20E92 - Jamie Foxx; Patrick Kane; Wale

S20E93 - Johnny Depp; Marc Maron; Dawes

S20E94 - Michael Cera; Martha Stewart; Ra Ra Riot

S20E95 - Adam Sandler; Joseph Arthur

S20E96 - Salma Hayek Pinault; Tony Hale; Houndmouth

S20E97 - Kevin James; Shaun White; Darius Rucker

S20E98 - Bruce Willis; Bud Selig; Valerie Simpson

S20E99 - Bill Maher; Poppy Montgomery; Pokey LaFarge

S20E100 - Brian Williams; Court Yard Hounds

S20E101 - Liev Schreiber; Adam Newman; Cold War Kids

S20E102 - Cate Blanchett; Aisha Tyler; Franz Ferdinand

S20E103 - Hugh Jackman; Lisa Kudrow; Jason Isbell

S20E104 - Jason Sudeikis; Edward Sharpe & The Magnetic Zeros

S20E105 - Regis Philbin; Terry Fator

S20E106 - Denzel Washington; James McCartney

S20E107 - Bryan Cranston; Amanda Seyfried; Michael Franti & Spearhead

S20E108 - Matt Damon; Hanni El Khatib

S20E109 - Oprah Winfrey; Paul Rudd

S20E110 - Olivia Wilde; Dean Norris; John Mayer

S20E111 - Louis C.K.; Hugh Evans; John Legend

S20E112 - Tina Fey; Valerie June

S20E113 - Serena Williams; Sean Donnelly; MGMT

S20E114 - Patrick Dempsey; Amy Sedaris; Laura Marling

S20E115 - Anderson Cooper; Olivia Munn; Robert Randolph & The Family Band

S20E116 - Staff Sgt. Ty Carter; Hayden Panettiere; In the Valley Below

S20E117 - Bill Murray; Lenny Kravitz & Gladys Knight

S20E118 - Jake Gyllenhaal; Julie Chen; The Dodos

S20E119 - Tim Robbins; Herm Edwards; Passion Pit

S20E120 - Queen Latifah; Jake Johnson; TV on the Radio

S20E121 - Arsenio Hall; Dan Naturman; Laura Mvula

S20E122 - Ricky Gervais; Rahm Emanuel; Janelle Monae

S20E123 - Billy Crystal; Sheryl Crow

S20E124 - Joseph Gordon-Levitt; Keith Olbermann; Keith Urban

S20E125 - Alec Baldwin; Toni Collette

S20E126 - Dr. Phil McGraw; Tom Dreesen

S20E127 - President Bill Clinton; Tired Pony

S20E128 - Cher

S20E129 - Robin Williams; Lizzy Caplan; Icona Pop

S20E130 - Bono; Johnny Galecki; Kings of Leon

S20E131 - Steve Martin; Kathleen Madigan; The Kruger Brothers with Steve Martin

S20E132 - Sean Hayes; Sting

S20E133 - Sarah Michelle Gellar; Nick Offerman; First Aid Kit

S20E134 - Kerry Washington; Ariel Tweto; Yoko Ono Plastic Ono Band

S20E135 - Brian Williams; a performance from the film “Muscle Shoals”

S20E136 - Tom Selleck; Michael Somerville; Albert Hammond Jr.

S20E137 - Tom Hanks; Two Door Cinema Club

S20E138 - Seth Meyers; Michael Fassbender; Amos Lee

S20E139 - Lucy Liu; Mark Jacobson; The Weeknd

S20E140 - Jack Hanna; Kunal Nayyar

S20E141 - Michael Strahan; Simon Amstell; Cage the Elephant

S20E142 - Ray Romano; James Franco

S20E143 - Sylvester Stallone; Anna Faris; Deltron 3030

S20E144 - Bill O'Reilly; The Head and the Heart

S20E145 - Donald Trump; Selena Gomez

S20E146 - Barbara Walters; Steve Young; White Denim

S20E147 - Charles Barkley; Lindsey Vonn; King Krule

S20E148 - Rob Lowe; Scott Dixon; Alan Jackson

S20E149 - Will Arnett; Clive Davis; The Avett Brothers

S20E150 - Harrison Ford; Holy Ghost!

S20E151 - Morgan Freeman; Brian Regan; Frightened Rabbit

S20E152 - Woody Harrelson; David Ortiz; The Wanted

S20E153 - Kathy Griffin; Bruce McCall; J. Cole

S20E154 - Natalie Portman; Chris Elliott; James Blunt

S20E155 - Kelly Ripa; Cobie Smulders; Gary Clark Jr.

S20E156 - Tom Brokaw; Rhys Darby; Black Joe Lewis

S20E157 - Julianna Margulies; Gen. Ray Odierno; Moon Taxi

S20E158 - Michael J. Fox; Lorde

S20E159 - Samuel L. Jackson; Chris Matthews

S20E160 - Claire Danes; Will Forte; Metric

S20E161 - Connie Britton; Lady Antebellum

S20E162 - Vince Vaughn; Jimmie Johnson; Luscious Jackson

S20E163 - Anderson Cooper; Jesse Tyler Ferguson; The Neighbourhood

S20E164 - Jennifer Lawrence; Taraji P. Henson

S20E165 - Jonah Hill; Chiwetel Ejiofor; J. Roddy Walston and The Business

S20E166 - Howard Stern; Adrienne Iapalucci

S20E167 - Josh Hutcherson; Chris “Mad Dog” Russo; Sky Ferreira

S20E168 - Martha Stewart; Pitbull

S20E169 - John Goodman; Kevin McCaffrey; Iggy Azalea with T.I.

S20E170 - Stephen Colbert; Sir Ian McKellen; Chvrches

S20E171 - Billy Crystal; Julie Chen; ZZ Ward

S20E172 - Emma Thompson; Andy Cohen; Nick Lowe

S20E173 - Julia Roberts; Glen Hansard

S20E174 - Regis Philbin; John Witherspoon; Seasick Steve

S20E175 - Will Ferrell; Chris Cornell feat. Joy Williams

S20E176 - Paul Rudd; Cristin Milioti; Alt-J

S20E177 - Ben Stiller; Shannon Eis; Brett Dennen

S20E178 - Steve Carell; The Saint Johns

S20E179 - Kristen Wiig; Darlene Love