Milwaukee is known for celebrating summer in grand fashion with Summerfest. This year marks their 50th anniversary of the festival taking place in Wisconsin. The festival released their lineup recently, and have a long list of special performances lined up. Here is a quick breakdown. The Red Hot Chili Peppers will be performing on June 28. Tom Petty and the Heartbreakers, on their 50th anniversary tour, performing two nights on July 5 & 6 with Chris Stapleton. The lakefront will be turned up for Future, Big Sean & Migos live sets. Outlaw Music Festival with Willie Nelson and Family