Pharrell , Sam Smith, John Legend added to Grammy lineup

One sings about being “Happy,” the other croons about being sad: Pharrell Williams and Sam Smith will perform at the Grammys next month.

The Recording Academy announced today that Usher and Miranda Lambert also will take the stage at the Feb. 8 show in Los Angeles. Common and John Legend will perform their Golden Globe-winning, Oscar-nominated song, Glory, from the movie Selma.

The 57th annual Grammy Awards will air live on CBS from the Staples Center.

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