The prohibitions contained in Section 8.48.040 shall be applicable to theaters, including motion picture theaters, meeting halls and auditoriums where motion pictures or live theatrical musical or dramatic productions are made to an audience consisting of members of the general public assembled for the purpose of witnessing the performance or presentation; provided that neither this section nor Section 8.48.040 shall be construed to prevent smoking by performers in connection with a stage production or by persons making a presentation concerning addiction to tobacco or other drugs. (Prior code § 4056)