Cosmopolitan Cabaret opened with the September 2008 to September 2009 run of “Forever Plaid,” which remains the biggest success as a show. “Forbidden Broadway,” which opened Friday night, may just rival “Plaid.” There are lots of similarities. Both have talented creators, lots of hysterically funny scenes, songs, costuming, props and more. "Forbidden Broadway" creator and continuing writer, Garrard Alessandrini, aims his sharp pen at mostly easy targets but in incredibly funny ways. You may never have seen “Annie,” “Les Miserables” or “Lion King,” but are still very aware of them and lots of other Broadway shows through popular culture. Both have four very talented actors, who understa

William Selby remembers well when he first heard about a little cabaret show that was generating buzz among New York theater fans. “I was a full-time actor at the time, and I had a roommate who was a waiter at this place – Palsson’s (Supper Club) on West 72nd Street,” Selby said. “He came home one night raving about something called ‘Forbidden Broadway’ and did a number for me. “I fell off the bed laughing – I knew I loved it right then and there.” Selby wasn’t the only one who embraced Gerard Alessandrini’s concept of a satiric revue that both celebrated and skewered musical theater. Since its opening 30 years ago this month, “Forbidden Broadway” played almost continuously in New Yor