In Eureka Springs, the May Festival of the Arts continues with a concert from veteran folk duo Trout Fishing in America, The Auditorium, 7:30 p.m.
Anyone with an interest in sustainable food systems and fighting against the forces of Big Ag will probably want to be at the March Against Monsanto at the Arkansas State Capitol, 1 p.m.
Nashville indie-folk duo Elenowen (married couple Josh and Nicole Johnson who were on season one of NBC's "The Voice") play a free show at Juanita's with Cliff Hutchison, 7 p.m.
Maxine's has an evening of burly rock, with Opportunist (featuring members of Holy Shakes), Booyah! Dad, Tiger High and Black Horse, 8 p.m., $5 adv., $7 door.
In Fayetteville, space-rock riffmeisters Mothwind play an 18-and-older gig at The Lightbulb Club with locals Dying, $5.
Psych-pop quartet Tsar Bomba plays with Bombay Harambee at White Water Tavern, 9:30 p.m.