The Class Machine.

Saturday, September 28

The 2nd annual Oak and the Ax Festival takes place this weekend at the cool indie venue in Biddeford (140 Main St.) and includes many of Maine’s most interesting indie acts. Today’s lineup includes loud-rock duo The Class Machine, punk-folk insurgents Butcher Boy, the dark magic of Awaas, and numerous others. Doors at 1 p.m. Tix: $12 (three-day passes for $30). theoakandtheax.com.