almighty Opp: Puppet-based guerrilla theater feels like a religious experience MORE On the last Saturday of every month, crowds gather around the corner of Elmwood and Western for almighty Opp. Photo by Angel Carreras. almighty Opp is a puppet show, psychedelic concert, social experiment, and religious service — all in one. For the past 18 years, audiences have gathered on the corner of Elmwood and Western in Koreatown to get in touch with themselves, funny-looking puppets, and each other. The man behind this recurring event calls himself Jeffrey’s Human Persona. Now after some 16 months of the pandemic, almighty Opp is popping up again to meet an even deeper need for connection.