1) Darius Rucker performs at the GRAMMY Block Party and Membership Celebration Photo: Rick Diamond/WireImage.com2) Steel Magnolia perform at the GRAMMY Block Party and Membership CelebrationPhoto: Rick Diamond/WireImage.com3) Trombone Shorty performs at the GRAMMY Block Party and Membership CelebrationPhoto: Rick Diamond/WireImage.comAccompanying News story: "Block Party"
