JERRY CANTRELL, VINNIE PAUL Attend GENE SIMMONS' Birthday Party: Photos Available

Former ALICE IN CHAINS guitarist Jerry Cantrell, PANTERA/DAMAGEPLAN drummer Vinnie Paul and NICKEBACK frontman Chad Kroeger were among the attendees at KISS bassist/vocalist Gene Simmons' 56th birthday party, which took place Thursday (August 25) at The Palms Hotel and Casino Resort in Las Vegas, Nevada. Check out pictures from Wire Image.