LOS ANGELES, March 19, 2014 /PRNewswire/ — Two of music’s biggest superstars, Rihanna and Eminem, will be joining forces this summer for a series of co-headlining stadium shows when they launch The Monster Tour . The tour, promoted exclusively by Live Nation, will kick off in Los Angeles on Thursday, Aug. 7 at the Rose … Continue reading Eminem and Rihanna Announce The Monster Tour