THEATER: Without uttering a single line of dialogue, theater company Parallel Exit has crammed an hour of stage time with an abundance of zany physical comedy. Accompanied by live music provided by various percussion instruments, ukulele and piano, a hapless troupe of vaudevillians stumbles though “a backstage adventure filled with comic chaos and fast-paced action, incorporating music, magic, tap, and slapstick.” Everything that can go wrong does in their little variety show, and Martin Denton......