Some rappers happen to be thoughtful, intelligent people. Every Monday that isn’t a national holiday, Rocks Off will have some of them here discussing issues relevant to their culture. This Week’s Panel: Pyrexx, Preemo, Chane, Z-Ro, Slim Thug’s grunt, D-Risha, Medicine Girl, Renzo, Kyle Hubbard, Delo, Herney, Kiotti, more Not…