Lancaster Mennonite School’s 75th anniversary celebration will conclude with “An Evening of Stories and Songs” in the Fine Arts Center on the Lancaster Campus. The evening will feature personal stories of alumni on themes such as “In the world but not of it” and “Making a difference.” Hess’s famous Pork & Chicken Barbecue is available before the event (take out 2:30-7 p.m. and under the tent 4:30-7 p.m.).