Pianist Anthony Geraci is an original member of Sugar Ray and the Bluetones, and Ronnie Earl and the Broadcasters. He's also played with or behind some of the greatest names in blues, including B.B. King, Big Mama Thornton, Otis Rush, Chuck Berry, and Big Walter Horton. Geraci's latest solo album "Fifty Shades of Blue" is backed by an all-star cast of Boston's top blues musicians. On this edition of GLT's Blues Next, Geraci talks about his entry into the piano, his unexpected tour with a blues legend, and about "Fifty Shades of Blue."