Amber Riley is belting out one of our favorite Christmas songs in this week's holiday themed episode of Glee. She will be singing Mariah Carey's hit song "All I Want For Christmas is You". We love scenes like this, where the cast looks like they're having a blast just goofing off with one another. Head's up Finchel fans, there's even a cute little part in this number for you! Check out the performance below:
