Now You Know (Desperate Housewives) Now You Know (Desperate Housewives) "Now You Know" is the fourth season premiere episode of the American comedy-drama series, "Desperate Housewives", and the 71st episode overall. The episode premiered on American Broadcasting Company (ABC) on September 30, 2007. It was written by series creator Marc Cherry and directed by Larry Shaw. In the episode, Susan (Teri Hatcher) learns that she is expecting a child while Bree (Marcia Cross) continues to fake her own pregnancy. Gabrielle (Eva Longoria) begins an affair with her ex-husband, Carlos (Ricardo Antonio Chavira) and Lynette (Felicity Huffman) tries to conceal her cancer from her friends and
Lynette Scavo are shocked but supportive. In a fit of pique at being served marijuana-laced brownies, Lynette decides that Stella has to go. While she soon changes her mind and asks her mother to stay, Stella is hurt and leaves the Scavo home. When Lynette learns that Glenn left Stella because he is gay, she tells her mother that she appreciates the time they've spent together. Stella, not wanting to ruin the happy memories, decides not to return and moves in with Glenn. A short time later, a tornado threatens Fairview and Lynette persuades her elderly neighbor, Karen McCluskey, to let the