Katy Perry's 'Roar' Music Video Will Feature Something Called Junglescope

"Ready for a fun announcement?" That's what chart topping singer Katy Perry tweeted to her 41 million plus followers on Friday. And then came the big reveal: The "Roar "music video is coming to you in Junglescope September 5th! There's a nifty poster, too. Also, what's Junglescope? Katy released a teaser for the single's new...