“‘WAIT… THERE ARE NO INSTRUMENTS?’ THE HOLLYWOOD BOWL CROWD COULDN’T BELIEVE WHAT THEY WERE HEARING.” An a cappella group called Pentatonix left the audience inside Los Angeles’ Hollywood Bowl completely stunned with their breathtaking all-vocal performance of *”The Sound of Silence.”*
Pentatonix are a 5-piece a cappella group who have been making waves since they won the third season of the US TV show “The Sing Off”. A…