Friday, September 18
The Michigan-based Americana act Greensky Bluegrass pulls away from the bluegrass pack by spiking its picking and grinning with rockin’ and sinnin’. The fivesome plays Port City Music Hall (504 Congress St., Portland) at 9 p.m.. Tix: $17-$20 (18+). 800-745-3000. portcitymusichall.com.