SAN DIEGO, CA–Photo credit C.J. Bunce borg.com. Joss Whedon surprised fans camping out on the street at San Diego Comic-Con International at 3 a.m. He walked the entire line greeting fans and signing autographs. The infamous Ballroom 20 will feature the full cast of Whedon’s Firefly TV series at 12:20 later today for a 10th anniversary celebration.