Hardcore Rock & Roll has produced few feminist icons – until now. In the vanguard of thrash are three all-female groups: L7, Babes in Toyland and New York's own Lunachicks. "This Is Serious," from the Lunachicks' second album, Binge and Purge, is a call to arms and a celebration of the endurance of tough-rocking women in a man's world: "Lunachicks make lots of noise/To prove rock & roll's not...