From StarWars.com:
"The annual tradition of Comic-Con International -- the must-see annual gathering for comic, movies, television and pop culture fans in San Diego, California -- continues again this year, and Star Wars is well represented as always. The event runs from July 22-26 (including Preview Night) at the San Diego Convention Center. Each day is packed with activities, panels, and of course the non-stop buzz of the enormous show hall..."

Check out StarWars.com for a list of all the Star Wars events.

See also:
SDCC 2009 Star Wars Fan Club Breakfast
SDCC 09 Star Wars Fan Club Breakfast Raffle
Hasbro 2009 SDCC Star Wars Exclusive Prices Revealed
2009 SDCC Exclusive Han Solo and Luke Skywalker in Stormtrooper Disguise