7.3
S1E1 - James Corden & Will Smith
Between hilarious duets of Smith's biggest hits, Corden asks about his career and family ... plus, they crash a wedding.
Aug. 8, 2017, midnight
8.0
S1E2 - Alicia Keys & John Legend
The soul superstars harmonize on each other's hits, welcome surprise guests and serenade a laundromat.
Aug. 15, 2017, midnight
8.0
S1E3 - Billy Eichner & Metallica
It's a battle of the screamers as Eichner and Metallica sing the band's hits—and a classic from The Little Mermaid.
Aug. 15, 2017, midnight
7.0
S1E4 - Maisie Williams & Sophie Turner
The indomitable Game of Thrones sisters sing Bieber and Miley while showing off their best Ned Stark impressions.
Aug. 22, 2017, midnight
6.5
S1E5 - Seth MacFarlane & Ariana Grande
The musical theater aficionados belt out their favorite show tunes, and Seth shows off his horn skills.
Aug. 22, 2017, midnight
6.7
S1E6 - The Cyrus Family
Miley, her parents, and four of her siblings pile into one vehicle for a rowdy good time.
Aug. 29, 2017, midnight
7.0
S1E7 - Queen Latifah & Jada Pinkett Smith
Queen Latifah and Jada Pinkett Smith—with a cameo by their Girls Trip costars Regina Hall and Tiffany Haddish—hit L.A.
Aug. 29, 2017, midnight
9.0
S1E8 - John Cena & Shaquille O'Neal
The large-and-in-charge personalities compare their freestyle and free-throw skills in between tunes.
Sept. 5, 2017, midnight
7.7
S1E9 - Jeff Gordon & Michael Strahan
Strahan ribs Gordon about his many sponsorships and gets him to sing along to his shout-out in Nelly's “E.I.”
Sept. 5, 2017, midnight
7.7
S1E10 - Shakira & Trevor Noah
Shakira teaches Trevor how to shimmy—and yodel—while giving him a tour of Barcelona.
Sept. 19, 2017, midnight
7.0
S1E11 - Tracee Ellis Ross & Big Sean
Tracee unleashes her rap alter ego “T-Murda” to lay down a guest verse on Big Sean’s “Bounce Back.”
Sept. 19, 2017, midnight
8.3
S1E12 - Gwyneth Paltrow, Jessica Alba & will.i.am
These Planet of the Apps castmates reunite for an airport drive that turns into a full-on dance party.
Sept. 26, 2017, midnight
7.0
S1E13 - Sheryl Crow & Dierks Bentley
Sheryl and Dierks bring plenty of surprises to Nashville, even though people can’t spell their names.
Sept. 26, 2017, midnight
7.3
S1E14 - Tyrese Gibson & Ludacris
Things get quite fast and a bit furious when Tyrese and Luda face off in an obstacle course driving contest.
Oct. 3, 2017, midnight
7.7
S1E15 - Blake Shelton & Chelsea Handler
Country meets comedy as Shelton coaches an unfiltered Handler on the art of car-singing.
Oct. 3, 2017, midnight
7.7
S1E16 - Neil Patrick Harris & Tyler Perry
Amid sing-alongs to James Blunt and The B-52’s, Neil and Tyler decide to start their own magic act—presented by Tyler.
Oct. 10, 2017, midnight
7.3
S1E17 - Joe Jonas & Camila Cabello
After Joe quizzes Camila on Jonas Brothers trivia, the pair bond over missing their proms—and decide to change that.
Oct. 10, 2017, midnight
9.7
S1E18 - LINKIN PARK & Ken Jeong
Ken Jeong joins LINKIN PARK for sing-alongs to their biggest hits.
Oct. 17, 2017, midnight
8.0
S1E19 - LeBron James & James Corden
Corden tests the limits of LeBron’s trash-talking cool in between sing-alongs to Usher and Ice Cube classics.
Oct. 31, 2017, midnight
6.7
S1E20 - Jon Hamm, Ed Helms & Jeremy Renner
The leading men of Tag compare awkward fan stories between group covers of “Bohemian Rhapsody” and “I Want It That Way."
June 15, 2018, midnight
8.0
S1E21 - Evan Rachel Wood & James Marsden
The Westworld stars trade their horses for wheels and perform “Loop,” a hilarious new version of “Shoop” rewritten for their characters.
June 22, 2018, midnight