Sing Hosanna! presents “Mary Poppins” Nov. 13 to 15 at the Succop Theater at Butler County Community College. Curtain is at 7:30 p.m. Nov. 13 and 14 and at 2 p.m. Nov. 15. Seats are $15 and are not reserved. Tickets will be available starting Tuesday at May’s Music Shoppe. Call 724-287-8362.

Keystone State Music Theatre Academy stages “Elf — The Musical, Jr.” at 2:30 and 7 p.m. Nov. 21 at Marshall Middle School, 5145 Wexford Run Road, Wexford. Tickets are $14 and available at the door or from KeystoneTheater.org.

Comtra Theatre, Route 19, Cranberry Township, presents the musical “Rocky Horror Show” through Saturday. Curtain is at 7:30 p.m. Friday and Saturday. Doors open at 6:30 p.m. Tickets are $15. Visit www.comtratheatre.org or call 724-591-8727.