Justin Bieber to appear with Drew Ryniewicz on The X Factor Finale

Justin Bieber taped a performance of "The Christmas Song" and "Santa Claus is Coming to Town" on The X Factor last night. It will air on the finale next week! How exciting!

Plus: Drew Ryniewicz joined him on stage to sing the last verse of "Santa Claus is Coming to Town". Squee!

From HollywoodLife:

HollywoodLife.com can confirm to you exclusively Justin Bieber is on ‘The X Factor’ set today to shoot his performance, which will air on the finale later this month.

Get excited, Beliebers! HollywoodLife.com can confirm to you exclusively the one and only Justin Bieber has been on The X Factor set today, Dec. 14, practicing and shooting a special performance, which will air on the finale Dec. 22.

Justin, 17, is singing “The Christmas Song” and “Santa Claus is Coming to Town” from his album, Under the Mistletoe, and will be joined by a band and two dozen dancers.

Image: http://www.webpagescreenshot.info/img/467294-1215201183502am.png

Image: http://www.webpagescreenshot.info/img/749854-1215201175345am.png

Thanks @xRevilatioNx for the tip!