Ludacris ate at Parc yesterday and reportedly stiffed his server, leaving only a $5 tip on a $67 bill. Meanwhile, this past weekend Bradley Cooper enjoyed a burger and an adult milkshake at P.Y.T. in Northern Liberties. And B.J. Novak from The Office stopped by the Irish Pub, where he was nice enough to take photos with fans. [Philly Gossip/Daily News]
