Flat Iron Crossroads continues its free concert series at 6:30 p.m. Friday, with On the Verge, shown above, taking the stage. The rock and blues band plays high energy, Texas-style covers and originals featuring guitarist Danny Lubertazzi. Doors open at 5 p.m. with the FIX Bar and AR Smokehouse food truck. Reserve free tickets at flatironcrossroads.com. On Saturday, the award-winning modern retro quartet Lucky 757, below, of Portsmouth will perform a rockabilly set. That show starts at 6:30 p.m. Doors open at 5 o’clock, with the FIX Bar and Positive Pizza food truck. Tickets are $15 and can be purchased at flatironcrossroads.com.

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