Lady Gaga's 'ARTPOP' vs. Katy Perry's 'Prism': Which Album Are You More ...

BillboardLady Gaga's 'ARTPOP' vs. Katy Perry's 'Prism': Which Album Are You More ...BillboardThis fall, two of pop music's biggest stars will release highly anticipated albums full of undoubtedly inescapable tunes. Katy Perry's "Prism" arrives on Oct. 22, and Lady Gaga's "ARTPOP" will greet fans three weeks later on Nov. 11. Little Monsters ...