Tina Fey impersonates hilarious Philly accent on ‘Bronx Beat’Tina Fey impersonates hilarious Philly accent on ‘Bronx Beat’Dennis is always making fun of the Philly accent on the show but he may have some competition after Tina Fey's performance on the 'Bronx Beat' sketch this weekend. Dennis and JudiDennis and Judi