Katy Perry tops U.S. album chart for first time (Reuters)

Reuters - Katy Perry achieved her first No. 1 album on the U.S. pop chart Wednesday, ending Eminem's reign of seven nonconsecutive weeks.

Top 20 Concert Tours (AP)

AP - The Top 20 Concert Tours ranks artists by average box office gross per city and includes the average ticket price for shows in North America. The previous week's ranking is in parentheses. The list is based on data provided to the trade publication Pollstar by concert promoters and venue managers.

Funk band War tells PepsiCo they're not friends (AP)

AP - Members of the original funk band War say they can't be friends with PepsiCo.

`American Idol' adds L.A. audition on Sept. 22 (AP)

AP - "American Idol" is expanding the talent search for its next season with an audition in Los Angeles later this month.

Brooks & Dunn end 20-year career at Nashville show (AP)

AP - The first song Brooks & Dunn ever sang together has become their last.

Miranda Lambert picks up highest CMA nominations (Reuters)

Reuters - Texas country singer Miranda Lambert picked up four further Country Music Association nominations on Wednesday, bringing her total to nine nominations, the highest ever for a female country artist.

Apple and Google to clash in music space by Christmas (Reuters)

Reuters - Google Inc is in talks with music labels on plans for a download store and a digital song locker that would allow its mobile users to play songs wherever they are as it steps up its rivalry with Apple Inc, according to people familiar with the matter.

Eminem and Katy Perry lead U.S. singles chart (Reuters)

Reuters - Eminem led Billboard's Hot 100 singles chart for a seventh week on Thursday with "Love the Way You Lie," while Katy Perry's "Teenage Dream" moved up one to No. 2, swapping places with Taio Cruz's "Dynamite."

ASCAP flips switch on free app (Reuters)

Reuters - Performing rights organization ASCAP launched a free app for Apple's portable devices Wednesday, allowing its member songwriters and publishers to access their catalog, performance and royalty information.

Add hip-hop to 'Rock Band' thanks to Snoop Dogg (AP)

AP - Rap and rock will collide once again — this time in a video game.