Having recently undergone a $2.75 million renovation, the Dr. Robert S. Zimmer theatre will reopen tomorrow afternoon at 3p.m. The ACM student choir will perform two selections and additional students will serve as greeters. Opening and closing comments will be offered by Jane Belt, who serves as vice-chair of the college’s Board of Trustees, and Dr. Cynthia Bambara, president of Allegany College of Maryland.