“The White Stripes of Ethiopia,” Krar Collective, come to Troy’s Freedom Square tomorrow (Friday, 6 PM, free, 272-2390). . . . They kill him off every show, yet Alice Cooper is back at the Palace Theatre Friday night (8 PM, $24.75-$59.75, 465-3334). . . . Reggae legend Luciano will play Putnam Den on Friday with Knomad and Trumastr (9:30 PM, $27, 584-8066). . . . Stellar Young will take their turn on the Tang Teaching Gallery roof this Friday (7 PM, free, 580-5000). . . . In case you missed Zimbabwean guitarist Oliver Mtukudzi earlier this summer, he’s back at Club Helsinki on Friday (9 PM, $25, 828-4800). . . . Saturday at Putnam Den, Afrobeat monsters Big Mean Sound Machine will play early and Skeletons in the Piano will play the Rockstar afterparty (9:30 PM, free; 12:30, $3, 584-8066). . . . Rob Zombie, Five Finger Death Punch and Mastodon headline this year’s Rockstar Energy Drink Mayhem Fest (1 PM, $35-$85, 584-9330). . . . Rustic Overtones will headline this year’s SAWFest at Salem Art Works this Saturday along with a host of others and free camping (5 PM, $20, 854-7674). . . . Ana Egge is not a character from Arrested Development. She’ll sing at Music Haven on Sunday (7 PM, free, 382-5152). . . . Yup, Bret Michaels will bring his Poison to the Empire State Plaza on Wednesday for the price of your good looks (5 PM, free, 474-5987).