Picking up my BRZ from North Jersey on Saturday, but I live in Center City Philly.
When I had my S2000 we would meet down at Tony Luke's, there's a parking lot under the I95 overpass. The Tony Luke's restaurant is now closed but you can still get a steak (my fave) across the street.
http://goo.gl/maps/82SPQ
There's also Belmont Plateau: