DeVotchKa, Boulder Theater Friday, October 30, and Saturday, October 31 | Details | Read more | Watch and listen The globally inspired Denver rock group fills its homestate Halloween shows with otherworldly elegance. In honor of All Souls Day, the group will stir up spirits with their anachronistic stew of accordion, violin, tuba, and romantic folk-pop crooning. More: Dinosaur Jr. | The Motet | Ghostface Killah | Bassnectar | David Gray | Trans-Siberian Orchestra