Watch Mariah Carey, Adele, Lady Gaga Sing ‘All I Want for Christmas’
James Corden recapped a year’s worth of “Carpool Karaoke” passengers with an all-star rendition of Mariah Carey’s “All I Want for Christmas,” featuring Adele, Lady Gaga, Elton John and Carey herself singing the seasonal classic.
Other 2016 “Carpool” guests like Selena Gomez, Demi Lovato and Nick Jonas, Gwen Stefani, Coldplay’s Chris Martin (who, like…