Do You Use Too Much Plastic?

Bag It: On Sunday at 5 p.m., the First Parish Church United, in association with Sustainable Westford, will present "Bag It," a film studying society's use and abuse of plastic. 

Family Barn Dance at the PCA: AuCONTRAire returns to the Parish Center for the Arts on Sunday at 3 p.m. 

The Blues Come to Town: Diane Blue, winner of the Massachusetts Blues Challenge and International Blues Challenge, is coming to the Parish Center for the Arts on Saturday at 8 p.m.