Twelve days of Christmas, by TheLearningStation (fast, and illustrated) : 

https://www.youtube.com/watch?v=oYHFYyZN8iQ

Twelve days of Christmas, by  My Little World of Song  (fast, and illustrated) 3mn29s : 

https://www.youtube.com/watch?v=UGtAa3klQNk

We wish you amerry Christmas (tempo très lent, mais vrai karaoké, sur dessin animé) :

https://www.youtube.com/watch?v=9FvwW4sRbzo

Un Jingle Bells avec lyrics et dessin animé :

https://www.youtube.com/watch?v=NJ8U6TEO-qE

Tempo + rapide, lyrics only (pas de dessin animé), 1mn45s :

https://www.youtube.com/watch?v=3CWJNqyub3o

Mariah Carey - All I Want for Christmas Is You (Make My Wish Come True Edition), sans lyrics :

https://www.youtube.com/watch?v=aAkMkVFwAoo