Your browser does not support the audio element. (INFAMOUS STRINGDUSTERS ANNOUNCE CROWD) (SEBO): On Saturday, August 22, Grammy award winning band The Infamous Stringdusters took to the stage to close out Missoula's 20th annual River City Roots Festival. The sounds of people mingling fade out as the band takes over. The Stringdusters strum guitars, a fiddle and a banjo to produce the sweet sounds of bluegrass with a special hint of infused rock. The crowds dance and cheer into the night.