Palace Theatre, London was musical director at the theatre from 1900 until 1920. The Marx Brothers appeared at the theatre in 1922, performing selections from their Broadway shows. In 1925, the musical comedy "No, No, Nanette" opened at the Palace Theatre, followed by other musicals, for which the theatre became known. "The Sound of Music" ran for 2,385 performances at the theatre, opening in 1961. "Jesus Christ Superstar" ran from 1972 to 1980, and "Les Misérables" played at the theatre for nineteen years, beginning in 1985. In 1983, Andrew Lloyd Webber purchased and by 1991 had refurbished the theatre. "Monty Python's Spamalot" played
Theatre at the Center nine years, during which time the theater established their first permanent home at the North Shore Center for the Performing Arts, additionally increasing subscriptions from 3,000 to 9,000 patrons. Under Friedman’s management, the budget grew from $800,000 to $2.9 million. He has produced commercial shows including "Always...Patsy Cline" at the Apollo Theater Chicago, "The Guys" at the Lakeshore Theater featuring Jeremy Piven, Joan Cusack and Daniel J. Travanti and "Jim Post's Heart of Christmas" also at the Lakeshore Theatre. Friedman has consulted in performing arts management with companies including Deeply Rooted Dance Theatre and Mordine and Company Dance. He served