More artists have been added to this year’s “Above Ground” benefit show. The concert will take place at The Fonda Theatre in Hollywood, CA on October 26 and it will now find organizers Dave Navarro (Jane’s Addiction) and Billy Morrison (Billy Idol) joined by Corey Taylor (Slipknot), Billy Idol, DMC (Run-D.M.C.), Rick Springfield, Sully Erna…