This is one crazy, mixed-up week of Black music. Q: What do Bob James, Slick Rick, Ghostface Killah and Run-DMC have in common? A: The classic tune "Nautilus." Check out Paula Lima, the Brazilian funk diva who covers Glenn Miller’s "Moonlight Seranade." Meditate to Rokia Traoré, a young singer/songwriter from Mali, West Africa who has a quintessential African anthem backed by the Kronos String Quartet. Let us know what you think about this boundary-busting mash-up.