McFerrin leads master class, singing with a cappella groups
On the stage at McCarter Theatre, with his back to the rows of red chairs and his long braids swept into a loose knot on his head, 10-time Grammy Award winner Bobby McFerrin sang a stream of improvised sounds through his microphone. “Can you remember all that?” he asked, and the 40 students in a semicircle in front of him laughed.




