Chicago Tribune — Outkast and Calvin Harris will join Eminem, Arctic Monkeys, Kings of Leon and Skrillex as headliners Aug. 1-3 at Lollapalooza. If that sounds a bit familiar, it should — five of the six top acts have played Lollapalooza before. more info

ContactMusic — Eminem has surpassed country singer George Strait to become the second best-selling male artist of all time in the U.S.The rapper's latest album, The... more info

Brooklyn Vegan — As discussed, Eminem is going on a co-headlining tour with Rihanna surrounding some festival appearances, which was already set to hit the NYC-area on August 16 at MetLife Stadium. They've since expanded the tour, adding second dates in each... more info

NME — Boyband beat Eminem to title after selling over four million copies of their third album more info

L.A. Times - Entertainment — Eminem and Rihanna’s upcoming “Monster” tour  has already gotten bigger.     more info

Brooklyn Vegan — Eminem at Bonnaroo 2011 (more by Graeme Flegenheimer) To support last year's MMLP2, Eminem will go on a three-date co-headlining tour with Rihanna this August surrounding a few festival appearances. That "tour" includes a NYC-area show happening on A... more info

MTV.co.uk News — Duo are due to play three shows in the US in August! Get the details here... more info

ContactMusic — 50 Cent claims his friendship with Eminem is unbreakable.The 'Candy Shop' hitmaker sparked speculation there was tension between the rappers when he... more info

ContactMusic — Late last month, it was revealed that Rihanna would join Eminem for a North American mini-tour."There are some shows coming up with Rihanna," Eminem... more info

MTV.com News — Three-date stadium tour will kick off on August 7 in Los Angeles. By Gil Kaufman more info