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Get โ€œDark Horse" feat. Juicy J from Katy Perryโ€™s PRISM: http://smarturl.it/PRISM Do you want to play with magic? Insert yourself into the video using #DarkHorseCam: http://andCam.com/DarkHorse THE PRISMATIC WORLD TOUR coming to you soon: http://www.katyperry.com/events Follow Katy Perry: http://www.katyperry.com http://youtube.com/katyperry http://twitter.com/katyperry http://facebook.com/katyperry http://instagram.com/katyperry http://www.vevo.com/watch/USUV71400083?utm_source=youtube&utm_medium=description&utm_campaign=ytd