With just over a week until the release of “Prism,” Katy Perry took to “Saturday Night Live” over the weekend to perform two songs from the upcoming album. And the singer took quite a bit of gear with ...

Many of us love the slew of bops that Katy Perry put out in the early 2000s, like "Hot N Cold," "California Gurls," and, of course, "Roar." Since then, the "American Idol" judge has continued churning ...