From the moment Tegan and Sara emerged from Calgary, Alberta, in 2000, they've done everything necessary to quiet the critics who tried to brand them less than authentic. The sisters have released six increasingly popular, increasingly complex albums, culminating with this year's Sainthood. They've made every meaningful stop on the festival circuit, including Coachella, Bonnaroo, and Austin City Limits. And all along, they've steadfastly refused to ditch the matching haircuts.
Sun., Feb. 21, 7:30 p.m., 2010