Big Time Rush's "Big Time Christmas" special guest!

Comments:
1b0c15d8c6

Hey M girls!

Big Time Rush has a special guest on their "Big Time Christmas" holiday episode -- Miranda Cosgrove! They'll be singing a duet of Mariah Carey's hit song, "All I Want For Christmas Is You" together! Check out the video below!

The special holiday episode airs Saturday, December 4!

Let's dish: - What do you think of their duet? Are you excited to see Miranda make an appearance with Big Time Rush? Will you watch the episode when it airs?

Keep up with your fave celebs in the pages of M Magazine by subscribing now!