9 p.m. • Mill City Nights • 18-plus • $17

Heavily inspired by the music on Twin Cities label Amphetamine Reptile, Helmet became one of the heaviest bands to make a big splash in the great grunge-led alt-rock boom of the early-’90s with their crunch-rock classic “Unsung.” The New York quartet’s unsung guitar-wiz leader Page Hamilton is leading the group through a 20th-anniversary revival of “Betty,” the album that came after their 1992 breakthrough “Meantime.” The group’s debut, 1990’s “Strap It On,” was released via AmRep.Chris Riemenschneider