PigPen's 'Old Moon' slowly casts its spell
PigPen Theatre Co., a group of handsome, musically talented young men who met at the Carnegie Mellon School of Drama, are certainly riding a forceful wave with their ensemble-forged piece of theatrical storytelling known as "The Old Man and The Old Moon." Writers Theatre, the Glencoe-based resident company that is, in essence, presenting a somewhat revised version of a hipster-friendly show that already played commer…