DESPERATE HOUSEWIVES - "You Must Meet My Wife" - After Renee begins spending a lot of time with Tom, an angry Lynette feels she's trying to sabotage their marriage; Bree fires Keith (Brian Austin Green) without warning when she suddenly finds herself falling for him; Susan is wracked with guilt about lying to Mike about her new, risqu side job; Gabrielle rushes to the hospital after learning that Bree accidentally hit Juanita with the car; and Paul introduces the women of Wisteria Lane to his new wife, on "Desperate Housewives," SUNDAY, OCTOBER 3 (9:00-10:01 p.m., ET) on the ABC Television Network. (ABC/DANNY FELD) MARCIA CROSS