Spring/summer concert announcements...

• Paramore has announced a handful of spring tour dates, and it includes a show at the DeltaPlex in Grand Rapids on May 4.

• Slayer, Megadeth and Testament have rescheduled the American Carnage North American Tour. The line-up reaches the Joe Lous Areana in Detroit on August 19.

• The Dave Matthews Band, one of the highest-grossing touring acts in the world, has announced a summer tour. It hits DTE Energy Music Theatre in Clarkston on June 23.

• The 2010 Rockstar Energy Drink Mayhem Festival features Korn, Five Finger Death Punch, Chimera, Hatebreed and other heavy players. The tour reaches DTE on Aug. 6. Please click here for the official website.