Robert Keith "Bobby" McFerrin, Jr. (born March 11, 1950) is an American vocalist and conductor.
== Zunanje povezave ==* Dr. Andrei E. Zlobin, 1304.8070, arXiv.org, 2013 (PDF)* A.E.Zlobin, Tunguska [PDC-2007* Tunguska kometa 1908* Astrobiology, V.4, N.3, 2004, 391-399* Kvarkadabra.net