Mr. Belvedere the Pittsburgh Media Group (PMG), a consortium of public officials and Western Pennsylvania media. Dungan and Stein used it for story ideas during season one after the PMG pitched several studio groups in Los Angeles in January 1985. "People were impressed... the calendar has Pittsburgh scenes for each month. The Bridge of Sighs is February. The PPG Building is March. Three Rivers Stadium gets three months." The show's theme song, "According to Our New Arrival," was performed by ragtime singer Leon Redbone. It was written by Judy Hart-Angelo and Gary Portnoy, who also co-wrote the theme songs to "Cheers" and
Daniel A. Portnoy for the induction of cell-mediated immunity. Both Drs. Paterson and Portnoy went on to work with biotech companies to develop vaccines for both cancer and infectious disease applications. Numerous clinical trials based on their discoveries have shown promising results as immunotherapeutic treatments for cancer. In 1997, Dr Portnoy moved to UC Berkeley where his lab continues to examine fundamental aspects of "L. monocytogenes" biology, and has expanded to focus on both innate and acquired immunity in the context of Listeria infection. Dr. Portnoy and collaborators have shown that immune cells recognize cyclic di-AMP, a novel and essential bacterial signaling molecule,