Mars High School seniors prepare for a scene from the upcoming production, "The Music Man." The students are, from left, Mark Stenner as Professor Harold Hill, Caitlin Leopold as Mrs. Paroo, and Katie Ross as Marion Paroo. The musical by Meredith Willson will be staged at 7:30 p.m. today and Saturday in the new high school auditorium. Tickets cost $7 for reserved seats. Call the school office at 724-625-1581.