War memories: A play at the North Carolina Museum of History explores the legacy of the Vietnam War.
Ron Harris, a Vietnam War veteran from North Carolina, wrote “Etchings in Stone,” a play that puts the audience “inside” the Vietnam Veterans Memorial wall to encounter the words and thoughts of visitors. Music, video clips and photographs from the Vietnam War era are also part of each performance. Call 919-266-7654 to reserve tickets. Free; 7 p.m. Friday, 4 p.m. Saturday and 2 p.m. Sunday; 5 E. Edenton St., Raleigh.
Saturday showdown: Lonerider Brewing brings music and craft beer to Moore Square.
The Raleigh brewing company will have its standard beer lineup along with specialty casks on offer from afternoon until night. The music begins at 3 p.m. with D.J. K Stones followed by Tan and Sober Gentleman, Carolina Still and Skinny Molly. $20, includes admission and two drink tickets; 3 p.m. Saturday; South Blount Street, Raleigh.
Correction: Previous versions of this article said the Lonerider showdown would occur on Sunday. The correct day is Saturday.
Get smart: Enjoy a festival of math and art at N.C. State University.
The MoSAIC festival looks at the math of science, art, industry and culture to promote an understanding and love of mathematics. The main attraction is an art exhibition featuring 45 works of mathematically inspired fine art. Participants also can head to workshops to build sculptures, twist balloons or dance. For audiences in middle school and up. Registration appreciated at go.ncsu.edu/mosaic. Free; 10 a.m. to 7:30 p.m. Friday and 10 a.m. to 4:30 p.m. Saturday; 2311 Stinson Drive, Raleigh.
Classic evening: Savor a performance of John Rutter’s “Requiem” before the work week begins.
Good Shepherd Lutheran presents this 20th century requiem, performed by singers and a small instrumental ensemble. Make 40 minutes for some beautiful music. Free admission; 5:30 p.m. Sunday; 7000 Creedmoor Road, Raleigh.
Comedy in the Park: “Regrets Only” takes on manners and Manhattan.
Paul Rudnick’s play about high fashion, friendship and marriage has its regional premier at Theatre in the Park. Follow the travails of a high-powered attorney, his fashionista wife and the family and friends who populate their world. $22 adults, $16 students/seniors/active military; 7:30 p.m. Thursday-Saturday; 3 p.m. Sunday; 107 Pullen Road, Raleigh.