Mopar Clubs in Maryland
Here is one:
http://www.marylandmopars.net
Most folks on that list hang down in Glen Burnie at the Marley Station Mall on saturdays. Kind of far for me but I have been down onces or twice.
You are in Finksburg area? I am in Hampstead not far from you. I like going to this show:
http://www.marketsatshrewsbury.com/events2008.php
The Home Depot in Edelersburg has a cruise night every other saturday in the spring through the fall that is pretty good.