'The Late Late Show Carpool Karaoke Primetime Special 2018' (Photo Gallery)

Music superstar Christina Aguilera will duet with James Corden in a new "Carpool Karaoke." Also in the special, Anna Faris and Allison Janney, Kunal Nayyar and Iain Armitage will join Corden for "Crosswalk the Musical: The Sound of Music." Corden and bandleader Reggie Watts will kick off the special with a Bruno Mars-inspired musical number, and Corden will share some of his favorite moments as host of "The Late Late Show." This marks the third primetime special for "The Late Late Show with James Corden." The 2016 and 2017 editions both earned Emmy Awards for Outstanding Variety Special.