SAN DIEGO, CA - JULY 10: Actors Harrison Ford (L), Mark Hamill and more than 6000 fans enjoyed a surprise `Star Wars` Fan Concert performed by the San Diego Symphony, featuring the classic `Star Wars` music of composer John Williams, at the Embarcadero Marina Park South on July 10, 2015 in San Diego, California.  (Photo by Jesse Grant/Getty Images for Disney) *** Local Caption *** Harrison Ford; Mark Hamill
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