"Welcome Back, Carter" was released on DVD along with three other episodes from the season on December 13, 2011.After deciding to visit her parents, Carter and Barbara Pewterschmidt, Lois, along with her husband, Peter, discover an old photo album showcasing Barbara and Carter's love for each other, as well as Barbara's short-lived affair during the "Great War with Alaska", during which, after returning home from combat, Carter reclaims his wife, and the two's love is shown to have lasted ever since.