Going out best bets, Oct. 18 to 24

Folk
Nova Scotia singer-songwriter Erin Costelo releases her evocative new album, Sweet Marie, at the National Arts Centre’s Fourth Stage on Saturday. The first woman to win a production award at the East Coast Music Awards, Costelo challenged herself to record the new album’s 10 songs in just 10 days, a technique that keeps the music fresh and immediate. She’s touring with her all-star band, including Blue Rodeo’s Glenn Milchem on drums, Anna Ruddick on bass, Leith Flemi