Sam Smith, Pharrell, Usher and Miranda Lambert have been added as performers to the upcoming Grammys, which are scheduled for Feb. 8 in Los Angeles.

Additionally, Grammy winners Common and John Legend will perform their Oscar-nominated collaboration "Glory," from Selma, which is up for Best Picture at the Academy Awards next month.

As we previously reported, Ariana Grande, Ed Sheeran, Madonna, AC/DC and Eric Church have already been confirmed to perform at the Grammys, with Taylor Swift and Rihanna both rumored to be on the schedule despite a formal announcement.