Tina Fey impersonates hilarious Philly accent on ‘Bronx Beat’

Dennis is always making fun of the Philly accent on the show, so this video fits right in with the show!

During a sketch called "Bronx Beat," where Betty (played by actress Amy Poehler) and Jodi ( played by Mya Rudolph) when Betty invites a special guest to be on the show. It's a her cousin Karen from Philly (played by Tina Fey).

Every word Dennis ever makes fun of on the show is somehow recreated by Fey's character Karen. Watch Fey's hysterical impersonation of a Philly accent in the video above.