June 16, 2009 - Butthole Surfers, Dinosaur Jr. and Diamanda Galas are among the acts confirmed for this year's Pop Montreal International Music Festival, according to a press release. Other confirmed acts for the fest, which runs from Sept. 30 to Oct. 4, include Fever Ray, Lou Barlow + The Missingmen, Os Mutantes, Roxanne Shante, Faust and Buffy Sainte-Marie.
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