Season 6
Ethan Hawke/Lil Rel Howery/Meek Mill
Actor Ethan Hawke (Juliet, Naked (2018)); actor Lil Rel Howery (Rel (2018)); Meek Mill performs.
Jennifer Garner/Jeff Foxworthy/Sheryl Crow
Actress Jennifer Garner (Peppermint (2018) and Camping (2018)); comic Jeff Foxworthy; Sheryl Crow performs.
Kendall Jenner/Paul McCartney
Model Kendall Jenner; Paul McCartney performs.
Nick Jonas/Elizabeth Olsen/Robin Schulz
Nick Jonas and Robin Schulz perform; actress Elizabeth Olsen (Sorry for Your Loss (2018))
Matthew McConaughey/Norm Macdonald/Future
Actor Matthew McConaughey (White Boy Rick (2018)); actor Norm Macdonald; Future performs.
Daniel Radcliffe/Matt Czuchry/Teyana Taylor/Aerosmith
Actor Daniel Radcliffe; actor Matt Czuchry; Teyana Taylor performs; Aerosmith performs with the Roots.
Kevin Hart/Robert Irwin
Guest co-host Kevin Hart; animal expert Robert Irwin.
Jack Black/Angela Bassett/Josh Groban
Actor Jack Black (The House with a Clock in Its Walls (2018)); actress Angela Bassett (9-1-1 (2018)); Josh Groban performs.
Episode 15
Alexander Skargard/Justin Hartley/Bad Bunny
Actor Alexander Skargard (Hold the Dark (2018)); retired professional basketball player Shaquille O'Neal; actor Justin Hartley ("This Is Us"); Bad Bunny perform.
Ricky Gervais/Shawn Mendes
Ricky Gervais (Child Support (2018)); Shawn Mendes talks and performs.
Bradley Cooper/Kathryn Hahn/Jim James
Actor Bradley Cooper ("A Star Is Born"); actress Kathryn Hahn ("Private Life"); Jim James performs.
Anthony Anderson/Shaquille O'Neil/Dinah Jane/Ty Dolla $ign/Marc E Bassy/Ray Angry/Shawn Mendes
John Cena, Maggie Gyllenhaal, H.E.R.
Actor John Cena (Bumblebee (2018)); actress Maggie Gyllenhaal (The Kindergarten Teacher (2018) and The Deuce (2017)); H.E.R. performs.
Timothée Chalamet, Amandla Stenberg, Guy Raz, Ella Mai
Jonah Hill, Charles Barkley, Bazzi
Alec Baldwin, Meghan Trainor, LeClerc Andre
Savannah Guthrie & Hoda Kotb, Juliette Lewis, Joey Purp & RZA
Trevor Noah, Lucas Hedges, Gigi Hadid, Brockhampton
Greg Kinnear, Paul Dano, Hozier & Mavis Staples
Tiffany Haddish, Steve Kornacki, Buddy
Whoopi Goldberg, Nikki & Brie Bella, Joshua Jay
Viola Davis/Wyatt Russell/Muse
Margot Robbie, Elsie Fisher, Hootie & the Blowfish
Saoirse Ronan, Russell Westbrook, Alessia Cara
Ice Cube, Amber Heard, Elvis Duran
John Mulaney, Vanessa Hudgens, Grimes
Natalie Portman, Dennis Miller, Braison Cyrus
Miley Cyrus, Regina King, Chloe x Halle
Armie Hammer, Mark Ronson, Pete Lee
Lin-Manuel Miranda, Tyler 'Ninja' Bevins, Black Thought, Salaam Remi
Composer Lin-Manuel Miranda ("Mary Poppins Returns"); internet personality Tyler 'Ninja' Bevins; Black Thought and Salaam Remi perform;
Matthew Broderick, Spike Lee, Maddie Ziegler, Alysa Liu, Yo Gotti, Lil Baby
Emma Thompson, Sophie Turner, Paula Pell, Amirah Kassem
Actresses Emma Thompson, Sophie Turner and Paula Pell join Jimmy along with baker Amirah Kassem
Millie Bobby Brown/Finn Wolfhard/Gaten Matarazzo/Caleb McLaughlin/Noah Schnapp/Sadie Sink/Ramy Youssef/Ivan Orkin
Millie Bobby Brown/Finn Wolfhard/Gaten Matarazzo/Caleb McLaughlin/Noah Schnapp/Sadie Sink/Ramy Youssef/Ivan Orkin
Nicki Minaj/Phoebe Robinson/Julia Michaels
Singer Nicki Minaj; comic Phoebe Robinson (What Men Want (2019)); Julia Michaels performs;
Julianne Moore, Jacob Tremblay, Julio Torres
Actress Julianne Moore, actor Jacob Tremblay & writer Julio Torres.