Josh Radnor, Maggie Grace, Nathan Sykes, Chris Martin S138E138 - Josh Radnor, Maggie Grace, Nathan Sykes, Chris Martin 2016
James welcomes actor Josh Radnor, actress Maggie Grace, a musical performance by Nathan Sykes, and Carpool Karaoke with Coldplay's Chris Martin.
- Released: 2016-02-02
- Runtime: 50 minutes
- Genre:
- Stars: James Corden, Reggie Watts
- Director: