Justin Bieber and Katy Perry: Grammy Nomination Performers

Justin Bieber and Katy Perry will be performing at this year's Grammy Awards nomination show, officials from the awards show confirmed.

This is a tremendous honor for both young stars, considering the Grammys is the most-watched music awards show in the United States.

The show will take place on December 1st in Los Angeles, and will be hosted by rapper LL Cool J.  Also performing are country crooner Miranda Lambert, rapper B.o.B., and singer-songwriter Bruno Mars.  The actual awards show will take place on February 13th, and will air on CBS.

Also, congratulations to all-star Tweeter Justin Bieber for reaching a whopping 6 million followers on Twitter!