Electric Forest Festival is an eight-day, two-weekend, multi-genre event with a focus on electronic and jam band genres, held in Rothbury, Michigan, at the Double JJ Resort. The original event was called Rothbury Festival, debuted in 2008, and focused on jam bands and rock bands. The event was not held in 2010. Electric Forest, which debuted in 2011, is co-produced by Madison House Presents and Insomniac Events. The 2015 event drew an estimated 45,000 attendees.