Primus, Dinosaur Jr

When: Sun., Aug. 2, 7 p.m. 2015

The absolute kings of goofy, proggy, spazzy, alternative, jazz-punk fusion are here to free your mind of all that ails it. The heralded 1980s Boston alt-rock act Dinosaur Jr. still mix noise and melody together with a feverish energy and hypnotic lyrics like the best of them.