Justin Bieber, Bruno Mars Added To List Of 2011 Grammy Performers

Big Grammy New: Best New Artist nominee Justin Bieber, R&B vet Usher, B.o.B, Janelle Monáe Lady Antebellum, Muse, and nominee frontrunner Bruno Mars have been added as performers at next month’s ceremony. Music’s biggest night will be held at the Staples Center in Los Angeles on Sunday, Feb. 13 and aired live on CBS.