 "Stewie Kills Lois" and "Lois Kills Stewie", along with the final five episodes of the fifth season and the first seven episodes of the sixth season, were also released on DVD under the title "Volume 6" by 20th Century Fox in the United States and Canada on October 21, 2008, five months after they had completed broadcast on television.The DVD release also features bonus material including deleted scenes, commentaries, and a 'making of' feature.Both episodes aired before the 2007–2008 Writers Guild of America strike, and were the last episodes to air before it.