Mariah Carey, James Corden and co attempt a VERY iconic Christmas song.
The stars of 2016's 'Carpool Karaoke' have just capped off an incredible year with a hilarious Christmas-themed video.
Mariah Carey features alongside James Corden in a festive edition of the famous skit, with Mariah appearing to give James a 'helping hand' with his Christmas shopping.
The pair sit in front of a huge stack of gifted-wrapped presents, and soon begin to belt out their own rendition of Carey's iconic 'All I Want For Christmas Is You'.
And as if that wasn't enough, Corden also enlisted the help of some very special guests...
Watch the Christmas 'Carpool Karaoke' below:
Lady Gaga, Adele, Elton John and Selena Gomez are just a few of the famous faces that feature in the clip.
Corden's most recent guest was '24k Magic' star Bruno Mars, who showcased some show-stopping vocals in his viral video.