S12 E1: Courteney Cox; “The Bachelor” Juan Pablo Galavis; Johnathan Rice

S12 E2: Amy Adams; Margot Robbie; Xolie Morra & The Strange Kind

S12 E3: Sofia Vergara; Emmy Rossum; Yuna

S12 E4: Kristen Wiig; Nick Kroll; Lord Huron

S12 E5: Kevin Costner; Harry Connick Jr.; Michael Kiwanuka

S12 E6: Matt LeBlanc; Lupita Nyong'o; The Fray

S12 E7: Meryl Streep; Joseph Gordon-Levitt; Jonny Lang

S12 E8: Chris Pine; Kevin O'Leary; Gregory Porter

S12 E9: LL Cool J; Chloe Bennet; Vampire Weekend

S12 E10: Greg Kinnear; Kenneth Branagh; Young the Giant

S12 E11: Christina Ricci; Jake Johnson; Danny Brown

S12 E12: Kim Kardashian; Sean Lowe & Catherine Giudici; Jason Derulo

S12 E13: Chris O'Donnell; Paul George; The Airborne Toxic Event

S12 E14: Morgan Freeman; Anna Faris; Mötley Crüe

S12 E15: Andy García; Norman Van Aken; Broken Bells

S12 E16: Zac Efron; Alison Brie; Sara Bareilles

S12 E17: Sharon Osbourne; Shailene Woodley & Theo James; Zedd

S12 E18: Barkhad Abdi, Dr. Oz, The Lone Bellow

S12 E19: Ashton Kutcher, Sarah Paulson, The Head and the Heart

S12 E20: Matt Damon; George Clooney; Bill Murray; Cate Blanchett; Bob Balaban

S12 E21: Ethan Hawke, Julie Delpy, Joel Kinnaman, Eric Church

S12 E22: Richard Sherman & Malcolm Smith, Gary Oldman, †††

S12 E23: Nathan Fillion, Abbie Cornish, Naughty Boy & Sam Smith

S12 E24: Kevin Hart, Alex Pettyfer, Sage the Gemini

S12 E25: Will Arnett, Chrissy Teigen, Nina Adgal, Lily Aldridge, Silversun Pickups

S12 E26: Bill O'Reilly, Kit Harington, Phantogram

S12 E27: Matthew McConaughey, June Squibb, Switchfoot

S12 E28: Jonah Hill, Willie & Korie Robertson, New Politics

S12 E29: Liam Neeson, Dave Salmoni, Josh Groban

S12 E30: Joel McHale, Ansel Elgort, Benmont Tench

S12 E31: Ellen DeGeneres, Tom Ford, Sky Ferreira

S12 E32: Kerry Washington, Michael Strahan, Juicy J & Wiz Khalifa

S12 E33: Rob Ford, Gonzo

S12 E34: Jane Lynch, Omar Epps, Fitz & the Tantrums

S12 E35: Ricky Gervais, Kongos

S12 E36: Aaron Paul, Bellamy Young, Jetta

S12 E37: Seth Rogen, Snoop Dogg, White Denim

S12 E38: Rosario Dawson, Gov. Rick Perry, Aloe Blacc

S12 E39: Robert Duvall, Rachael Ray, Damon Albarn

S12 E40: Lady Gaga, Darby Stanchfield, The Preatures

S12 E41: Lil' Wayne, Willie Nelson, Los Lonely Boys

S12 E42: Uma Thurman, Jai Courtney, Amos Lee

S12 E43: Ashley Judd, Howie Mandel, Capital Cities

S12 E44: Jeremy Piven, Zoe Kravitz, YG

S12 E45: Don Cheadle, Tony Goldwyn, Enrique Iglesias

S12 E46: Jennifer Connelly, Rohan Chand, Sharon Jones & the Dap-Kings

S12 E47: Nicole Kidman, Alyson Hannigan, Jerrod Niemann

S12 E48: Julia Louis-Dreyfus, Michael Pena, London Grammar

S12 E49: Jason Bateman, Katie Lowes, John Legend

S12 E50: Mindy Kaling, Jim Jefferies, Dan Croll

S12 E51: David Duchovny, Danai Gurira, Pete Davidson

S12 E52: Bill Clinton, Manny Pacquiao

S12 E53: Emma Stone, Jeff Perry, Schoolboy Q

S12 E54: Episode 54

S12 E55: Behind the Scandalabra

S12 E56: Kate Upton, Cole Hauser, Neon Trees

S12 E57: Seth MacFarlane, Paul Bettany, Sam Smith

S12 E58: Episode 58

S12 E59: Episode 59

S12 E60: Tim Allen, Ginnifer Goodwin, Foster the People

S12 E61: Julie Bowen, Dave Attell, Cut Copy

S12 E62: Jennifer Lopez, Elisabeth Moss, Sleepy Man Banjo Boys

S12 E63: Eric Stonestreet, Jesse Tyler Ferguson, Robin Roberts

S12 E64: Kathy Griffin, Tony Hale, Franz Ferdinand

S12 E65: Sandra Oh, 'Science Bob' Pflugfelder, Boy George

S12 E66: Episode 66

S12 E67: Episode 67

S12 E68: Pharrell Williams

S12 E69: Kobe Bryant, Lake Bell, Pharrell Williams

S12 E70: Episode 70

S12 E71: Shailene Woodley, Aasif Mandvi, Iggy Azalea

S12 E72: 72

S12 E73: George Stephanopoulos, Andi Dorfman, Charles Bradley

S12 E74: Johnny Knoxville, Dave Salmoni, Timeflies

S12 E75: Adam Sandler, Elle Fanning, Lykke Li

S12 E76: Patricia Heaton, T.J. Miller, Little Dragon

S12 E77: Game Night

S12 E78: Episode 78

S12 E79: Curtis '50 Cent' Jackson, Jenny Slate, OneRepublic

S12 E80: Gerard Butler, Meagan Goode, Matisyahu

S12 E81: Robert Pattinson, Pablo Schreiber, Nico & Vinz

S12 E82: Lena Headey, Jungle, LA Kings, Bill de Blasio, Eric Garcetti

S12 E83: Ludacris, Kesha, Josh Groban, Brad Paisley, Michael Stevens

S12 E84: Mike Tyson, Jason Momoa, Young Fathers

S12 E85: Eric Bana, Tony Parker, Linkin Park

S12 E86: Episode 86

S12 E87: Episode 87

S12 E88: Episode 88

S12 E89: Episode 89

S12 E90: Episode 90

S12 E91: Episode 91

S12 E92: Episode 92

S12 E93: Jessica Alba, Ben Falcone, Sia

S12 E94: Chris Pratt, Zoe Saldana, Dave Bautista, Vin Diesel, Bradley Cooper

S12 E95: John Stamos, Todd Glass, OK Go

S12 E96: Gordon Ramsay, Bobcat Goldthwait, Common

S12 E97: Justin Theroux, Angie Harmon, 5 Seconds of Summer

S12 E98: Episode 98

S12 E99: Episode 99

S12 E100: Episode 100

S12 E101: Kerry Washington, Tom Petty, Tom Petty and The Heartbreakers

S12 E102: Episode 102

S12 E103: Episode 103

S12 E104: Episode 104

S12 E105: Mickey Rourke, Jordana Brewster, Banks

S12 E106: Idris Elba, Tim Gunn, The White Buffalo

S12 E107: Episode 107

S12 E108: Episode 108

S12 E109: Kathy Griffin, Vinessa Shaw, Sharon Van Etten

S12 E110: Episode 110

S12 E111: Episode 111

S12 E112: Episode 112

S12 E113: Terry Bradshaw, Trailer Park Boys Mike Smith, John Paul Tremblay & Robb Wells, The Kooks

S12 E114: Episode 114

S12 E115: Episode 115

S12 E116: Episode 116

S12 E117: Morgan Freeman, Julianne Hough

S12 E118: Episode 118

S12 E119: Episode 119

S12 E120: Episode 120

S12 E121: Kaley Cuoco-Sweeting, Anthony Anderson, Bastille

S12 E122: Courteney Cox, Jason Aldean

S12 E123: Viola Davis, Anthony Bourdain, Tove Lo

S12 E124: Patrick Dempsey, Lara Spencer, Young Jeezy

S12 E125: Denzel Washington, Darby Stanchfield, The Script

S12 E126: Jennifer Love Hewitt, Clark Gregg, Clean Bandit

S12 E127: Martin Short, Dave Salmoni, Steve Aoki feat. Waka Flocka Flame & Travis Barker

S12 E128: Tim Allen, Anna Gunn, The Madden Brothers

S12 E129: Ellen Pompeo, Norman Reedus, Disclosure feat. Mary J. Blige

S12 E130: Dax Shepard, Karen Gillan, Rixton

S12 E131: Billy Crudup, Massimo Bottura, Weezer

S12 E132: Kyra Sedgwick, Jon Bernthal, Dirty Heads

S12 E133: LL Cool J, Michael Peña, Tinashe feat. Schoolboy Q

S12 E134: Shia LaBeouf, Michelle Monaghan, T.I.

S12 E135: Adam Carolla, Cristela Alonzo, Bob Seger

S12 E136: Chris O'Dowd, Selena Gomez, Kasabian

S12 E137: Edward Norton, Portia de Rossi, You + Me

S12 E138: Ice Cube, 'Science Bob' Pflugfelder, Bush

S12 E139: Bill Murray, Jack Black & Kyle Gass

S12 E140: Edward Norton, Portia de Rossi, You + Me

S12 E141: Taylor Swift, Alfred Enoch

S12 E142: Melissa McCarthy, Frank Grillo, Billy Idol

S12 E143: Episode 143

S12 E144: Episode 146

S12 E145: Scott Foley, Smokey Robinson feat. Aloe Blacc and JC Chasez

S12 E146: Episode 146

S12 E147: Episode 147

S12 E148: Episode 148

S12 E150: Geena Davis, Cobra Starship feat. Icona Pop

S12 E151: Episode 151

S12 E152: Episode 152

S12 E154: Jim Carrey, Bellamy Young, Oran 'Juice' Jones

S12 E155: Episode 155

S12 E156: Episode 156

S12 E157: Episode 157

S12 E158: Episode 158

S12 E159: Episode 159

S12 E160: Episode 160

S12 E161: Episode 161

S12 E162: Episode 162

S12 E163: Episode 163

S12 E164: Episode 164

S12 E165: Episode 165

S12 E166: Episode 166

S12 E167: Episode 167

S12 E168: Episode 168

S12 E169: Episode 169

S12 E170: Episode 170

S12 E171: Episode 171