Pier One Theatre’s first show has been revised. Instead of offering Allison Warden’s “Let Glow,” it will offer the Anchorage artist’s “Calling All Polar Bears.” A one-woman show, “Calling All Polar Bears has been performed worldwide, including an October 2012 performance in Homer. The play is 7:30 p.m. Friday and Saturday and 2 p.m. Sunday.