4 Beautiful Girls Walk Out, Leaves Everyone's Heads Spinning With Their Unusual Act

We've all seen impressive musicians take the stage on national talent shows before. However, none of the past acts compare to this stunningly modern version of classical music by Scala.

The four members of Scala shared their skill with the world for the very first time on Britain's Got Talent. No one was expecting such an impressive noise to come from an electronic string quartet.