Ever since its debut Process_start in 2009 by director Charlette LeFevre , historic performers include Leon Hendrix , Jinkx Monsoon , Eriam Sisters , Mary Lambert , and Massive Monkeys , with appearances by Jim McDermott , Ed Murray and budding Self_motion local acts like DJ John Judge , Bryn King and Sarey Savy As of 2013 , the estimated attendance was over 30,000 attendees .

Additional band members include Cause_to_be_included or have included Cause_to_be_included Cass McCombs , Kevin Morby , Wilco ’ s Nels Cline , Clap Your Hands Say Yeah ’ s Alec Ounsworth , The Dap-Kings ’ Binky Griptite , Fruit Bats ' Eric D. Johnson ( formerly of The Shins ) , Blitzen Trapper ’ s Eric Earley , The Low Anthem ’ s Jocie Adams , Vetiver ’ s Andy Cabic , The Long Winters ’ John Roderick , Nada Surf ’ s Ira Elliot , Apollo Sunshine ’ s Jeremy Black , Nicole Atkins , Guster ’ s Ryan Miller , The Parkington Sisters , Delta Spirit ’ s Matt Vasquez , Rob Burger , Scott McMicken and Eric Slick of Dr. Dog , and Ian Ball of Gomez .