Blues duo Siegel-Schwall at the Metropolis

Corky Siegel and Jim Schwall have been making beautiful blues music together as the Siegel-Schwall Band since the 1960s, and their live act hasn't lost any of its power. Come see some true Chicago treasures wail this weekend in the suburbs.

Info: 8 p.m. Friday, April 30, at the Metropolis Performing Arts Centre, 111 W. Campbell St., Arlington Heights. $45-$55. Call (847) 577-2121 or visit metropolisarts.com.

Pop perfectionistsIt's hard to believe, but indie pop band The Apples in Stereo is entering its third decade of existence. The group, launched in the early 1990s, revolves around guitarist-singer Robert Schneider's obsessions with the Beach Boys and classic psychedelic pop.Info: The Apples in Stereo play with Generationals and Laminated Cat at 10 p.m. Friday, April 30, at Lincoln Hall, 2424 N. Lincoln, Chicago. $14. Go to lincolnhallchicago.com.Country superstarAlan Jackson is one of country music's heavyweights, having sold more than 50 million albums, delivered 34 No. 1 hits and racked up awards galore. This twangy superstar will visit the suburbs this weekend to play songs from his 20-year career.Info: 7 p.m. Saturday, May 1, at the Allstate Arena, 6920 N. Mannheim Road, Rosemont. $25-$75. Call (800) 745-3000.