campbell_williamsThursday, February 16

Americana duo Larry Campbell and Teresa Williams recently released their first album, but their musical roots reach back decades, including work, singly and together, with Bob Dylan, Paul Simon, Emmylou Harris, Little Feat and Levon Helm, whose Midnight Ramble Band was led by Campbell for years. They play One Longfellow Square (181 State St., Portland) at 8 p.m. Tix: $20 (all ages). 761-1751. onelongfellowsquare.com.