Irving Azoff's standoff against YouTube over the "trampling of writer's rights" has reached new heights as the Google-owned company has reportedly refused to remove songs by artists he looks after from its video streaming platform.

Meanwhile, country music artist Garth Brooks has deemed YouTube "the devil" and said it's time for digital services to start remembering "who's creating the music".

Under his new company, Global Music Rights, Azoff manages some 20,000 copyrighted works by names including Pharell Williams, The Eagles, ...