GRAMMY® NOMINEES GARY CLARK JR. AND HUNTER HAYES TO PERFORM ON THE 56TH ANNUAL GRAMMY AWARDS® NOMINEES NINE INCH NAILS, QUEENS OF THE STONE AGE AND DAVE GROHL, WITH SPECIAL GUEST LINDSEY BUCKINGHAM,  JOIN FORCES FOR TELECAST FINALE Marc Anthony, Black Sabbath, Zac Brown, Gloria Estefan, Anna Faris, Jamie Foxx, Ariana Grande, Neil Patrick Harris, Olivia […]