Katy Perry's new album proves she is "a world class vocalist", says collaborator Ryan Tedder

officialcharts.com:

Katy Perry has been working on new music with Ryan Tedder, Official Charts can exclusively reveal. While discussing OneRepublic’s new album with us in London, the hitmaker revealed he has collaborated with Katy on a song for her next album, but is unsure if it will make the final cut. “I was working with Katy two weeks ago," explained Ryan. "She’s in a really cool headspace.

I’ve only cut one song with her but I’m in love with it. I hope it comes out. “I haven’t heard much of the album but the writers doing it are two or three of the top writers in the world.

I’ve worked with them on other stuff I have coming out for other artists. She’s got a 'best of' team assembled and what I’ve heard I’ve been very impressed with.” Ryan has been