L’il Queenie and the Percolators were one of New Orleans’ premier acts in the late ’70s and early ’80s. Now, after a 25-year hiatus, they’re giving an encore performance. The event, dubbed “Jimmy’s Music Club Reunion Concert starring L’il Queenie and the Percolators”, will take place at Southport Hall on Sunday, April 29.

The Percolators were well-known for their high-energy, jazz-and-blues-influenced...