Week 8 of the Medford Farmers Market — the Dog Days of Summer edition — will feature live music by John Civello from 3 to 5 p.m. and Adam Keen from 5 to 7 p.m. An annual market performer, Civello plays folk rock and folk country. Making his market debut, Keen is a local pianist who loves to put a jazz spin on modern pop and rock hits. Visit the Farmers Market website for the list of this week’s vendors, which includes Landy’s Diversity Candles & Gift Baskets, Rita Ortolino-Dioguardi Collage Art and Henna Inspired. There also will be  doggy-themed coloring materials from 3 to 7 p.m., face-painting from 4 to 6 p.m., and a doggy photo booth from 5:30 to 7 p.m. The market takes place at the Condon Shell park from 3 to 7 p.m. every Thursday through October 12.