Joss Whedon produced another free comic book on the Internet, "Serenity: The Other Half". As a response to the 2007–08 Writers Guild of America strike, Whedon directed, co-wrote and produced "Dr. Horrible's Sing-Along Blog". It tells the story of Dr. Horrible, an aspiring supervillain, who shares a love interest in a girl named Penny with his nemesis, Captain Hammer. To Whedon the miniseries was "a project of love", an accomplishment that from their excitement would be embellished with passion and "ridiculousness". His half brothers Zack and Jed and sister-in-law Maurissa Tancharoen share the other writing credits. Whedon said it was a "glorious
Firefly (TV series) them to be broadcast, as well as seven episode commentaries, outtakes and other features. The DVDs feature the episodes as they were shot in 16:9 widescreen, with anamorphic transfers and Dolby Surround audio. By September 2005, its DVD release had sold approximately 500,000 copies. The series was re-released on Blu-ray Disc on November 11, 2008, comprising three discs; exclusive extras to the Blu-ray release include extra audio commentary from Joss Whedon, Nathan Fillion, Alan Tudyk and Ron Glass for the episode "Our Mrs. Reynolds", as well as an additional featurette, ""Firefly" Reunion: Lunch with Joss, Nathan, Alan and Ron". Many