The couple stopped by "Good Morning America" for their first televised interview together, premiering the clip for their duet. By Ashley Lee John Mayer Katy Perry Who You Love Screengrab 2 - H 2013 ...

The singer wore a traditional Japanese dress during her show-starting performance. By The Associated Press Looking like a princess out of a classic Japanese painting, Katy Perry offered a visual feast ...

Katy Perry didn’t miss a beat when a young fan fainted onstage during her “Lifetimes” show in Detroit, Mich., Sunday night. The singer brought a group of concert attendees onstage over the weekend to ...