Who is the composer of the studio album "on the rock" and a Grammy award winner?
Andrés Calamaro Andrés Calamaro (Andrés Calamaro Masel, August 22, 1961), is an Argentine musician, composer and Latin Grammy winner. His former band "Los Rodríguez" was a major success in Spain in the 1990s. He is multi-instrumentalist and he became one of the main icons of the Argentine rock and has sold over 1.3 million copies.
Wynton Marsalis Wynton Learson Marsalis (born October 18, 1961) is a trumpeter, composer, teacher, music educator, and artistic director of Jazz at Lincoln Center in New York City, United States. Marsalis has promoted the appreciation of classical and jazz music often to young audiences. Marsalis has been awarded nine Grammys in both genres, and his "Blood on the Fields" was the first jazz composition to win the Pulitzer Prize for Music. Marsalis is the son of jazz musician Ellis Marsalis, Jr. (pianist), grandson of Ellis Marsalis, Sr., and brother of Branford (saxophonist), Delfeayo (trombonist), and Jason (drummer). Marsalis performed the national anthem at Super Bowl XX in 1986.