David Hewlett will appear in Point Roberts, Washington as the grand marshal of their parade.
Full details on the parade can be found at http://www.allpointbulletin.com/front_page8.html
The theme will be “An Outer Space Fantasy,” and leading the parade will be grand marshal David Hewlett, better known for his role as Dr. Rodney McKay in the Sci-fi television series Stargate Atlantis. The parade starts at the foot of Gulf Road at noon and will move east along Gulf Road and down Tyee Drive to the marina overflow parking lot.
You can also check out http://billieo.blogmaestro.com/2009/06/18/stargates-david-hewlett-as-grand-marshal-of-parade/ for details on the Vancouver Stargate meetup. Apparently David's going to be signing autographs, etc.
--thanks to, er, uh, darn, someone left a comment for me and now I don't know who it was, but thanks! :)