Mountain Jam music festival 2017 will soon be rolling into Hunter Mountain, New York with multiple days of live music featuring approximately 40 bands on three stages. Tom Petty and the Heartbreakers will headline the event this year on Saturday, June 17 from 10:00 to 12:00 p.m. The String Cheese Incident will be throwing down two special sets on Friday evening, and the Steve Miller Band will be headlining on Sunday. Mountain Jam recently announced their Thursday Pre-party lineup featuring: Marco Benevento, Sinkane, The National Reserve, Murali Coryell, and The Big Takeover. Additionally, the festival noted the Thursday night camper-exclusive pre-party