This week, Michael Starr and Satchel give you the lowdown on the new music around the world, so click through to check it out.

With a new video of "This Week In Music" coming every week until the 2014 release of the band's new album All You Can Eat, you'll get the scoop on some of the industry's worst and best stuff straight from the joke-rockers themselves.

This week, we explore Katy Perry's latest album, including the single "Roar" as well as some other off-key topics.

Here ya go, check out the video.