Here's Katy Perry's 'Dark Horse' Sung in 20 Different Musical Styles

Do you really love "Dark Horse," but feel it could use a series of strange-but-kinda-genius covers? Then the Internet made you something! This single video features 20 different musical styles, ranging from N*SYNC to Frank Sinatra, Pavarotti to the Doors. "She eats your heart out like Jeffrey Dahmer" really stands out when … » 3/20/14 4:15pm 3/20/14 4:15pm