Reuters — LOS ANGELES (Billboard) - Katy Perry achieved her first No. 1 album on the U.S. pop chart Wednesday, ending Eminem's reign of seven nonconsecutive weeks. more info

Idolator — In case you were doubting B.o.B’s “Magic”, think again—the Atlanta rapper has just been tapped to open for Eminem and Jay-Z’s highly anticipated double-headlining shows in Detroit on September 2 and 3. Not bad for a guy who made his debut j... more info

Perez Hilton — What an amazing opportunity! Atlanta rapper B.o.B. just got the gig of a lifetime, and is set to open for Jay-Z and Eminem at their upcoming Detroit concerts! He must be absolutely thrilled! Congratulations, bb! [Image via AP Images.] more info

VH1 News — Katy Perry's Teenage Dream and Fantasia's Back to Me knock Eminem's Recovery from the top of next week's Billboard albums chart. more info

VH1 News — B.o.B will join Eminem and Jay-Z during a quartet of concerts slated for Detroit's Comerica Park and the Bronx's Yankee Stadium in September. more info

Idolator — In the end all it took to end Eminem’s nonconsecutive eight-week reign at #1 on the Billboard Top 200 was one California gurl and her Teenage Dream. As Katy Perry’s sophomore album crashes into the peak position on the main album chart following ... more info

MTV.co.uk News — Young rapper B.o.B has been confirmed to support Jay-Z and Eminem at their massive Detroit shows this week.   The two huge MCs will play at the city’s Baseball park tomorrow and Friday... more info

MTV.com News — 'Let's make history,' the Miami super-DJ reaches out to Slim Shady for We the Best Forever. 'I got the beat right now.'By Shaheem Reid DJ Khaled Photo: Ben Rose/ Getty Images DJ Khaled is in the production stage of his upcoming LP, We the B... more info

MTV.com News — Em will return to his hometown Thursday with Jay-Z for the Home and Home Tour.By Jayson Rodriguez Eminem in 1999 Photo: MTV News Eminem's career has always been intertwined with the city of Detroit, and that was never more evident than duri... more info

MTV.com News — How do Detroit's Comerica Park and New York's Yankee Stadium measure up?By James Montgomery New York's Yankee Stadium Photo: Dave Gillum/ Diamond Images/ Getty Images On Thursday night, Eminem and Jay-Z will kick off their Home and Home con... more info