S13 E1: Anne Hathaway, Chris Soules, Heart

S13 E2: Matt LeBlanc, Hayley Atwell, Jamie Oliver

S13 E3: Bill Maher, Nick Kroll, The Lone Bellow

S13 E4: Joaquin Phoenix, Larry Wilmore, Frankie Ballard

S13 E5: Jessica Chastain, Patricia Arquette, Childish Gambino

S13 E6: Kaley Cuoco-Sweeting, Omar Epps, Steel Panther

S13 E7: Johnny Depp, Marion Cotillard, Kandace Springs

S13 E8: Danny DeVito, Abbi Jacobson, Ilana Glazer, Bad Suns

S13 E9: Eric Stonestreet, Stephen Amell, Logic

S13 E10: Ewan McGregor, Lea Michele, Tess Henley

S13 E11: Edward Norton, Al Michaels, The Decemberists

S13 E12: Channing Tatum, J.J. Watt, ZZ Top

S13 E13: Kevin Costner, Eddie Redmayne, Jamie Cullum

S13 E14: David Beckham, Elle Macpherson, Vance Joy

S13 E15: Kerry Washington, Dave Salmoni, Ne-Yo

S13 E16: Rob Gronkowski, Eva Longoria, Weezer, ZZ Top

S13 E17: Mila Kunis, Bob Odenkirk, Charli XCX

S13 E18: Jeff Bridges, Lauren Cohan

S13 E19: Magic Johnson, Scott Foley, Magic!

S13 E20: Bill O'Reilly, Kelly Osbourne, Morris Day & The Time with Haim

S13 E21: Anna Faris, Jeff Van Gundy & Mark Jackson, Annie Lennox

S13 E22: David Spade, Randall Park, The Band Perry

S13 E23: Keira Knightley, Tony Goldwyn, Incubus

S13 E24: Benedict Cumberbatch, Stana Katic, Chris Soules, Aloe Blacc & Blackstreet

S13 E25: Kristen Bell, Chris Elliott, Big Sean

S13 E26: Neil Patrick Harris, Gillian Jacobs, Rascal Flatts

S13 E27: Kelly Ripa, Joshua Malina, Gorgon City feat. Jennifer Hudson

S13 E28: Kobe Bryant, Chrissy Teigen, Kenny G & Warren G

S13 E30: Will Smith, Elizabeth Henstridge, Sam Hunt

S13 E31: Viola Davis, Richard Madden, Common

S13 E33: Bridgit Mendler, Chef Gordon Ramsay, Beth Stelling

S13 E34: Vince Vaughn, Mike Tyson

S13 E35: Naomi Watts, Reggie Miller, Carly Rae Jepsen

S13 E36: Bette Midler, the next Bachelorette, Afghan Whigs

S13 E37: Jennifer Lopez, Keith Urban, Harry Connick Jr., Ryan Seacrest, Eric Andre

S13 E38: Liam Neeson, Octavia Spencer, AWOLNATION

S13 E39: President Barack Obama, Sean Penn, Earth, Wind & Fire

S13 E40: Kevin Hart, Brad Paisley

S13 E41: Julia Louis-Dreyfus, Robert Rodriguez, Spoon

S13 E42: Tony Romo, James Bay

S13 E43: Bill Murray, The cast of The Walking Dead

S13 E44: Kanye West, Willie Nelson

S13 E45: Kathy Griffin, Chris Fowler, Kirk Herbstreit, Priory

S13 E48: Zooey Deschanel, Guillermo Diaz, Charlie Wilson

S13 E49: Vin Diesel, Music from Van Halen

S13 E50: Michael Keaton, Megyn Kelly, George Ezra

S13 E51: Mel Brooks, Christine Baranski, Jenny Lewis

S13 E52: Anne Hathaway, Chris Soules, Heart

S13 E53: Matt LeBlanc, Hayley Atwell, Jamie Oliver

S13 E54: Bill Maher, Nick Kroll, The Lone Bellow

S13 E55: Joaquin Phoenix, Larry Wilmore, Frankie Ballard

S13 E56: Jessica Chastain, Patricia Arquette, Childish Gambino

S13 E57: Kaley Cuoco-Sweeting, Omar Epps, Steel Panther

S13 E58: Johnny Depp, Marion Cotillard, Kandace Springs

S13 E59: Abbi Jacobson, Ilana Glazer, Bad Suns

S13 E60: Episode 60

S13 E61: Ewan McGregor, Lea Michele, Tess Henley

S13 E62: Edward Norton, Al Michaels, The Decemberists

S13 E63: Episode 63

S13 E64: Episode 64

S13 E65: Episode 65

S13 E66: Episode 66

S13 E71: Episode 71

S13 E72: Episode 72

S13 E73: Episode 73

S13 E74: Keira Knightley, Incubus

S13 E75: Episode 75

S13 E76: Kristen Bell, Chris Elliott, Big Sean

S13 E77: Neil Patrick Harris, Gillian Jacobs, Rascal Flatts

S13 E78: Kelly Ripa, Joshua Malina, Gorgon City & Jennifer Hudson

S13 E79: After the Oscars

S13 E80: Kobe Bryant

S13 E81: Will Forte, Bella Thorne, Prince Royce

S13 E82: Episode 82

S13 E83: Viola Davis, Richard Madden

S13 E84: Cate Blanchett, Ryan Phillippe, Joywave

S13 E85: Gordon Ramsay, Bridgit Mendler, Beth Stelling

S13 E86: Episode 86

S13 E87: Naomi Watts, Carly Rae Jepsen

S13 E88: Episode 88

S13 E89: Jennifer Lopez, Keith Urban, Harry Connick Jr., Ryan Seacrest, Eric Andre

S13 E90: Liam Neeson, Octavia Spencer, AWOLNATION

S13 E91: Sean Penn, Earth, Wind & Fire

S13 E92: Kevin Hart, Brad Paisley

S13 E93: Episode 93

S13 E95: Episode 95

S13 E96: Episode 96

S13 E97: Chelsea Clinton, Adam Carolla, Zac Brown Band

S13 E98: Episode 98

S13 E99: Matthew Perry, John Cena, For King & Country

S13 E100: Episode 100

S13 E101: Episode 101

S13 E102: Episode 102

S13 E103: Dwayne Johnson, Rihanna, Death Cab for Cutie

S13 E104: Episode 104

S13 E105: The Cast of "Avengers: Age of Ultron"

S13 E106: Episode 106

S13 E107: Tim Allen, Drew Holcomb and The Neighbors

S13 E108: Juliette Lewis, Jamie Foxx

S13 E109: John Stamos, Michael B. Jordan, Matt & Kim

S13 E110: Courteney Cox, Steve Martorano, Alabama Shakes

S13 E111: Dr. Phil McGraw, Manny Pacquiao, Chet Faker

S13 E112: Anthony Anderson, Laurence Fishburne, Tracee Ellis Ross

S13 E113: Kevin Spacey, Ioan Gruffudd, Stromae

S13 E114: Patricia Heaton, Tim McGraw

S13 E115: Billy Crystal, Dave Salmoni, Modest Mouse

S13 E116: Kim Kardashian-West, Michael Sheen, YelaWolf & Travis Barker

S13 E117: Ryan Seacrest, Brittany Snow

S13 E118: Julie Bowen, Adam Devine, Imagine Dragons

S13 E119: Adam Levine, Nicholas Hoult, Maroon 5

S13 E120: Hailee Steinfeld, Brandon Flowers

S13 E121: Elizabeth Banks, Marc Maron, Earl Sweatshirt feat. BadBadNotGood

S13 E122: Amy Schumer, Chris "Ludacris" Bridges, Jose Gonzalez

S13 E123: Paul Giamatti, Bob Pflugfelder

S13 E124: Mariah Carey, Alexandra Daddario

S13 E125: George Clooney, "The Bachelorette" Castoff

S13 E126: Ray Liotta, Zedd

S13 E127: Jennifer Connelly, Judd Apatow, Twenty One Pilots

S13 E128: Jeremy Piven, Adam Carolla, Hozier

S13 E129: Scripp's National Spelling Bee Champions, Hiatus Kiyote

S13 E130: Joseph Gordon-Levitt, Emmanuelle Chriqui, Wiz Khalifa

S13 E131: Chris Pratt, Abby Elliott, Fetty Wap

S13 E132: Kit Harington, Chris Gethard, Dwight Yoakam

S13 E133: Zoe Saldana, Tyler the Creator

S13 E134: Viola Davis, Adam Scott, Wale

S13 E135: Bill Hader, Shameik Moore

S13 E136: Jack Black, Jeffrey Tambor, Fifth Harmony and Kid Ink

S13 E137: Andre Iguodala, Chris Tucker, Mark Feuerstein, Robert DeLong

S13 E138: Jon Hamm, Lizzy Caplan, Jesse Elias, Sheila E.

S13 E139: Wanda Sykes, Jeffrey Dean Morgan, A Thousand Horses

S13 E140: Jada Pinkett Smith, Jai Courtney, Nate Ruess

S13 E141: Emilia Clarke, Vanessa Bayer, Miguel

S13 E142: Kathy Griffin, Rob Corddry, Everclear

S13 E143: Liev Schreiber, Ronda Rousey, Vince Staples

S13 E144: Andy Samberg, Russell Wilson, Butch Walker

S13 E145: Charlize Theron, Nat Wolff, Tori Kelly

S13 E146: Denis Leary, Alex Morgan, Big Talk

S13 E147: Ed Helms, Brie Larson, Joss Stone

S13 E148: Colin Farrell, Meghan Trainor

S13 E149: Owen Wilson, Kaitlyn Bristowe, Juanes

S13 E150: Armie Hammer, Natasha Leggero

S13 E151: Christina Applegate, Rick Springfield, Tyler the Creator

S13 E152: Jason Bateman, Nicole Richie

S13 E153: Halle Berry, Josh Groban

S13 E154: Johnny Knoxville, Steph Curry, Kelly Clarkson

S13 E155: Queen Latifah, John McEnroe, Mumford & Sons

S13 E156: Topher Grace, Lily Tomlin

S13 E174: Sofia Vergara, David Muir, Kacey Musgraves

S13 E175: John Stamos, Jake Tapper, Cold War Kids

S13 E176: 9/16/15

S13 E177: David Spade, Russell Westbrook, A$AP Rocky