American rapper 50 Cent this week hurled a microphone into a crowd in frustration ... the moment the star hurled the microphone from the stage before security intervened. Later, the microphone ...

Opinions expressed by Forbes Contributors are their own. Technology journalist specializing in audio, computing and Apple Macs. Have you ever been to a live performance of a favorite band or ...

When she finally did hit the stage, the 25-year-old further angered fans when her microphone was turned off ... eventually flashing a peace sign to the crowd and marching from the stage.