The cast of Glee have treated devoted fans to a track from their brand new Christmas album by putting it online. 

The stars have recorded a rousing rendition of Mariah Carey's 1994 festive classic, 'All I Want For Christmas Is You', for their latest offering which is officially released today (November 15). 

Amber Riley, who plays sassy vocal powerhouse Mercedes Jones, takes lead vocal duties on this song as the cast back her up and the full tracklisting for 'Glee: The Christmas Album - Volume 2' is as follows:

1. All I Want For Christmas Is You
2. Extraordinary Merry Christmas 
3. Santa Baby 
4. Christmas Eve With You
5. Little Drummer Boy
6. River 
7. Do You Hear What I Hear?
8. Let It Snow
9. Santa Claus Is Coming To Town 
10. Christmas Wrapping 
11. Blue Christmas
12. Do They Know It’s Christmas

The record is available to download from iTunes now and you can listen to the talented stars of Glee perform 'All I Want For Christmas' below: