 Kurt M. <unk> analyzed a scene from the episode in his piece " <unk> Culture and Its <unk> " , published in the compilation work Leaving Springfield : The Simpsons and the <unk> of <unk> Culture edited by John <unk> . He commented that The Simpsons ' literary and cultural awareness extends to the " conventions of its own medium " in this episode . Bart criticizes an Itchy & Scratchy episode because Itchy stakes down Scratchy 's <unk> and props his belly to form a tent with faulty knots . With Homer looking on from the <unk> , Lisa reminds Bart that cartoons do not simply reproduce reality , a point <unk> on as a second Homer meanders past the living @-@ room window . <unk> said that " this moment and many others like it reveal a strong sense of self @-@ awareness within the show , an awareness especially characteristic of high <unk> . " 
